Dyfyniad APA

Walker, A. H., & Lotsch, J. L. (1929). A treatise on the law of patents for inventions (6th ed.). Baker Voorhis & Co..

Dyfyniad Arddull Chicago

Walker, Albert Henry, and John L. Lotsch. A Treatise on the Law of Patents for Inventions. 6th ed. New York: Baker Voorhis & Co., 1929.

Dyfyniad MLA

Walker, Albert Henry, and John L. Lotsch. A Treatise on the Law of Patents for Inventions. 6th ed. Baker Voorhis & Co., 1929.

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