Lua APA (7ú heag.)

Snyder, L. H. (1957). The principles of heredity. D. C. Heath.

Lua i Stíl Chicago (17ú heag.)

Snyder, Laurence H. The Principles of Heredity. Boston: D. C. Heath, 1957.

Lua MLA (9ú heag.)

Snyder, Laurence H. The Principles of Heredity. D. C. Heath, 1957.

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