Gäumann, E. A. (1950). Principles of plant infection: A text-book of general plant pathology for biologists, agriculturists, foresters and plant breeders. Hafner Publ..
Chicago Style (17th ed.) CitationGäumann, Ernst A. Principles of Plant Infection: A Text-book of General Plant Pathology for Biologists, Agriculturists, Foresters and Plant Breeders. New York: Hafner Publ., 1950.
MLA (9th ed.) CitationGäumann, Ernst A. Principles of Plant Infection: A Text-book of General Plant Pathology for Biologists, Agriculturists, Foresters and Plant Breeders. Hafner Publ., 1950.