Cita APA

Pecsok, R. L., & Shields, L. D. (1968). Modern methods of chemical analysis. Wiley.

Citación estilo Chicago

Pecsok, Robert L., y Loran Donald Shields. Modern Methods of Chemical Analysis. New York: Wiley, 1968.

Cita MLA

Pecsok, Robert L., y Loran Donald Shields. Modern Methods of Chemical Analysis. Wiley, 1968.