APA (7th ed.) Citation

Block, R. J., Le Strange, R., & Zweig, G. (1953). Paper chromatography: A laboratory manual (2. print.). Acad. Pr.

Chicago Style (17th ed.) Citation

Block, Richard J., Raymond Le Strange, and Gunter Zweig. Paper Chromatography: A Laboratory Manual. 2. print. New York: Acad. Pr, 1953.

MLA (9th ed.) Citation

Block, Richard J., et al. Paper Chromatography: A Laboratory Manual. 2. print. Acad. Pr, 1953.