APA استشهاد

(1969). BIOLOGICAL ABSTRACTS (J). INDIVIDUAL BIOLOGIST, BIOLOGICAL INDUSTRIES..

استشهاد بنمط شيكاغو

BIOLOGICAL ABSTRACTS (J). USA: INDIVIDUAL BIOLOGIST, BIOLOGICAL INDUSTRIES., 1969.

MLA استشهاد

BIOLOGICAL ABSTRACTS (J). INDIVIDUAL BIOLOGIST, BIOLOGICAL INDUSTRIES., 1969.