APA (7th ed.) Citation

SAWYER & Jacques. (1990). Tropical forests. World Wide Fund for Nature (WWF).

Chicago Style (17th ed.) Citation

SAWYER and Jacques. Tropical Forests. Zurich, Switzerland: World Wide Fund for Nature (WWF), 1990.

MLA (9th ed.) Citation

SAWYER and Jacques. Tropical Forests. World Wide Fund for Nature (WWF), 1990.

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