APA (7th ed.) Citation

ScienceDirect (Online service), American Society of Agronomy, & Norman, A. G. (1968). Advances in agronomy. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), American Society of Agronomy, and A. G. Norman. Advances in Agronomy. New York: Academic Press, 1968.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Advances in Agronomy. Academic Press, 1968.