APA (7th ed.) Citation

ScienceDirect (Online service), Ellis, G. P., & West, G. B. (1963). Progress in medicinal chemistry. Butterworths.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), G. P. Ellis, and G. B. West. Progress in Medicinal Chemistry. London: Butterworths, 1963.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Progress in Medicinal Chemistry. Butterworths, 1963.