APA (7th ed.) Citation

ProQuest (Firm). (2002). Down to earth: Georgraphic information for sustainable development in Africa. National Academy Press.

Chicago Style (17th ed.) Citation

ProQuest (Firm). Down to Earth: Georgraphic Information for Sustainable Development in Africa. Washington, D.C.: National Academy Press, 2002.

MLA (9th ed.) Citation

ProQuest (Firm). Down to Earth: Georgraphic Information for Sustainable Development in Africa. National Academy Press, 2002.

Warning: These citations may not always be 100% accurate.