APA (7th ed.) Citation

Ayensu, E. S. (1984). Our green and living world: The wisdom to save it. Smithsonian Institution.

Chicago Style (17th ed.) Citation

Ayensu, Edward S. Our Green and Living World: The Wisdom to Save It. Washington, D.C: Smithsonian Institution, 1984.

MLA (9th ed.) Citation

Ayensu, Edward S. Our Green and Living World: The Wisdom to Save It. Smithsonian Institution, 1984.