A/RES/51/177 Page 4 involvement and participation of, inter alia, the specialized agencies, including the World Bank and the International Monetary Fund; 17. Emphasizes that the General Assembly and the Economic and Social Council, in accordance with their respective mandates, should review and strengthen the mandate of the Commission on Human Settlements, taking into account the Habitat Agenda, as well as the need for synergy with related commissions and conference follow-ups and for a system-wide approach to its implementation; 18. Requests the Commission on Human Settlements at its forthcoming session, in 1997, to review its programme of work in order to ensure an effective implementation of and follow-up to the outcome of the Conference, in a manner consistent with the functions and contributions of other relevant organs of the United Nations system, and make recommendations thereon to the Economic and Social Council within the framework of the review of the activities of its subsidiary bodies; 19. Invites the Secretary-General to undertake, in the light of the review of the mandate of the Commission on Human Settlements, a comprehensive and in-depth assessment of the United Nations Centre for Human Settlements with a view to its revitalization, to present terms of reference and a preliminary report on this assessment for the consideration of the Commission at its sixteenth session and to make a final report to the General Assembly at its fifty-second session; 20. Requests the Secretary-General, in accordance with paragraph 229 of the Habitat Agenda and in consultation with the Commission on Human Settlements, to ensure more effective functioning of the Centre by, inter alia, providing sufficient human and financial resources within the regular budget of the United Nations; 21. Requests the Commission on Human Settlements to review, at its sixteenth session, its working methods in order to involve in its work the representatives of local authorities or international associations of local authorities, as appropriate, and the relevant actors of civil society, particularly the private sector and non-governmental organizations, in the field of adequate shelter for all and sustainable human settlements development, taking into account the rules of procedure of the Commission on Human Settlements and the relevant provisions of Economic and Social Council resolution 1996/31 of 25 July 1996; 22. Decides that the Commission on Human Settlements, as a standing committee of the Economic and Social Council, should have a central role in monitoring, within the United Nations system, the implementation of the Habitat Agenda and advising the Council thereon; 23. Recommends that the Economic and Social Council, in the context of the overall review process of its subsidiary bodies, and within the context of the follow-up to resolution 50/227, should review the periodicity of the meetings of the Commission on Human Settlements, taking into account the need for full and effective implementation of the Habitat Agenda; 24. Reaffirms that the Commission on Human Settlements, in developing its work programme, should examine the Habitat Agenda and consider how to integrate into its programme of work the follow-up to the United Nations /...