APA (7th ed.) Citation

ScienceDirect (Online service) & Sparks, D. L. (1999). Advances in agronomy. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service) and Donald L. Sparks. Advances in Agronomy. San Diego, Ca.: Academic Press, 1999.

MLA (9th ed.) Citation

ScienceDirect (Online service) and Donald L. Sparks. Advances in Agronomy. Academic Press, 1999.

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