APA استشهاد

(1964). AGRICULTURAL SCIENCES FOR THE DEVELOPING NATIONS. AMERICAL ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE.

استشهاد بنمط شيكاغو

AGRICULTURAL SCIENCES FOR THE DEVELOPING NATIONS. WASHINGTON: AMERICAL ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE, 1964.

MLA استشهاد

AGRICULTURAL SCIENCES FOR THE DEVELOPING NATIONS. AMERICAL ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE, 1964.