Philippine Council for Sustainable Development. (1997). Rio in retrospect: The Philippines and global agenda 21, 1992-1996. The Council.
Chicago-viite (17. p.)Philippine Council for Sustainable Development. Rio in Retrospect: The Philippines and Global Agenda 21, 1992-1996. Pasig City: The Council, 1997.
MLA-viite (8. p.)Philippine Council for Sustainable Development. Rio in Retrospect: The Philippines and Global Agenda 21, 1992-1996. The Council, 1997.
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