Webster, R. W., & Koch, W. (1903). A laboratory manual of physiological chemistry. The University of Chicago Press; W. Wesley & Son.
Čikaški stil citiranja (17. izdanje)Webster, Ralph W., i Waldemar Koch. A Laboratory Manual of Physiological Chemistry. Chicago, London: The University of Chicago Press; W. Wesley & Son, 1903.
MLA način citiranja (8. izdanje)Webster, Ralph W., i Waldemar Koch. A Laboratory Manual of Physiological Chemistry. The University of Chicago Press; W. Wesley & Son, 1903.
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