APA (7th ed.) Citation

ScienceDirect (Online service), Ribbons, D. W., & Norris, J. R. (1973). Methods in microbiology. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), D. W. Ribbons, and J. R. Norris. Methods in Microbiology. London: Academic Press, 1973.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Methods in Microbiology. Academic Press, 1973.