APA aipamena

Hardin, G. (1959). Biology: Its human implications 1949 (2nd ed.).

Chicago Style aipamena

Hardin, Garrett. Biology: Its Human Implications 1949. 2nd ed. 1959.

MLA aipamena

Hardin, Garrett. Biology: Its Human Implications 1949. 2nd ed. 1959.

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