Cita APA (7a ed.)

Webster, R. W., & Koch, W. (1903). A laboratory manual of physiological chemistry. The University of Chicago Press; W. Wesley & Son.

Cita Chicago Style (17a ed.)

Webster, Ralph W., y Waldemar Koch. A Laboratory Manual of Physiological Chemistry. Chicago, London: The University of Chicago Press; W. Wesley & Son, 1903.

Cita MLA (8a ed.)

Webster, Ralph W., y Waldemar Koch. A Laboratory Manual of Physiological Chemistry. The University of Chicago Press; W. Wesley & Son, 1903.