APA (7th ed.) Citation

Greenland, D. J., & Lal, R. (1977). Soil conservation and management in the humid tropics. Wiley.

Chicago Style (17th ed.) Citation

Greenland, D. J., and R. Lal. Soil Conservation and Management in the Humid Tropics. Chichester: Wiley, 1977.

MLA (9th ed.) Citation

Greenland, D. J., and R. Lal. Soil Conservation and Management in the Humid Tropics. Wiley, 1977.