Philippine Council for Sustainable Development. (1997). Rio in retrospect: The Philippines and global agenda 21 1992-1996. Philippine Council for Sustainable Development.
Chicago-Zitierstil (17. Ausg.)Philippine Council for Sustainable Development. Rio in Retrospect: The Philippines and Global Agenda 21 1992-1996. Manila, Philippines: Philippine Council for Sustainable Development, 1997.
MLA-Zitierstil (9. Ausg.)Philippine Council for Sustainable Development. Rio in Retrospect: The Philippines and Global Agenda 21 1992-1996. Philippine Council for Sustainable Development, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.