APA (7th ed.) Citation

(1972). Optimizing the soil physical environments toward greater crop yields. Academic Press.

Chicago Style (17th ed.) Citation

Optimizing the Soil Physical Environments Toward Greater Crop Yields. New York: Academic Press, 1972.

MLA (9th ed.) Citation

Optimizing the Soil Physical Environments Toward Greater Crop Yields. Academic Press, 1972.