APA استشهاد

Patel, H. M. (1962). Policy for foreign trade. Council for Economic Education.

استشهاد بنمط شيكاغو

Patel, H. M. Policy for Foreign Trade. Bombay: Council for Economic Education, 1962.

MLA استشهاد

Patel, H. M. Policy for Foreign Trade. Council for Economic Education, 1962.