APA (7th ed.) Citation

Wigner, J. H. (1940). Soap manufacture; the chemical processes: A handbook for students and those engaged in the manufacture of hard soap. Chemical publishing co., inc..

Chicago Style (17th ed.) Citation

Wigner, J. H. Soap Manufacture; the Chemical Processes: A Handbook for Students and Those Engaged in the Manufacture of Hard Soap. New York, N.Y.: Chemical publishing co., inc., 1940.

MLA (8th ed.) Citation

Wigner, J. H. Soap Manufacture; the Chemical Processes: A Handbook for Students and Those Engaged in the Manufacture of Hard Soap. Chemical publishing co., inc., 1940.