APA (7th ed.) Citation

Collins, W. W., & Qualset, C. O. (1999). Biodiversity in agroecosystems. CRC Press.

Chicago Style (17th ed.) Citation

Collins, Wanda W., and Calvin O. Qualset. Biodiversity in Agroecosystems. Boca Raton, Fla.: CRC Press, 1999.

MLA (9th ed.) Citation

Collins, Wanda W., and Calvin O. Qualset. Biodiversity in Agroecosystems. CRC Press, 1999.