ScienceDirect (Online service) & Sparks, D. L. (2005). Advances in agronomy. Elsevier Academic ; Elsevier Science [distributor].
Chicago Style (17th ed.) CitationScienceDirect (Online service) and Donald L. Sparks. Advances in Agronomy. San Diego, Calif. : Oxford: Elsevier Academic ; Elsevier Science [distributor], 2005.
MLA (9th ed.) CitationScienceDirect (Online service) and Donald L. Sparks. Advances in Agronomy. Elsevier Academic ; Elsevier Science [distributor], 2005.
Warning: These citations may not always be 100% accurate.