APA (7th ed.) Citation

ScienceDirect (Online service), Katritzky, A. R., & Boulton, A. J. (1966). Advances in heterocyclic chemistry. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Alan R. Katritzky, and A. J. Boulton. Advances in Heterocyclic Chemistry. New York ; London: Academic Press, 1966.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Advances in Heterocyclic Chemistry. Academic Press, 1966.