APA (7th ed.) Citation

Snell, F. D., & Biffen, F. M. (1964). Commercial methods of analysis (Rev. ed.). Chemical.

Chicago Style (17th ed.) Citation

Snell, Foster Dee, and Frank M. Biffen. Commercial Methods of Analysis. Rev. ed. New York: Chemical, 1964.

MLA (9th ed.) Citation

Snell, Foster Dee, and Frank M. Biffen. Commercial Methods of Analysis. Rev. ed. Chemical, 1964.