Dyfyniad APA

Gortner, W. A. (1948). Principles of food freezing. Wiley.

Dyfyniad Arddull Chicago

Gortner, Willis Alway. Principles of Food Freezing. New York: Wiley, 1948.

Dyfyniad MLA

Gortner, Willis Alway. Principles of Food Freezing. Wiley, 1948.

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