APA stil citiranja

Hopson, J. L. (1990). Essentials of biology: Essentials of biology. New York [etc.]: McGraw-Hill.

Chicago stil citiranja

Hopson, Janet L. Essentials of biology: Essentials of biology. New York [etc.]: McGraw-Hill, 1990.

MLA stil citiranja

Hopson, Janet L. Essentials of biology: Essentials of biology. New York [etc.]: McGraw-Hill, 1990.

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