Dyfyniad APA

Jacques, H. P. (1926). Modern pig-keeping. Cassell and Company, Ltd..

Dyfyniad Arddull Chicago

Jacques, H. P. Modern Pig-keeping. London: Cassell and Company, Ltd., 1926.

Dyfyniad MLA

Jacques, H. P. Modern Pig-keeping. Cassell and Company, Ltd., 1926.

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