APA استشهاد

(1965). World unfair competition law: An encyclopedia. Volume 1. A. W. Sijthoff.

استشهاد بنمط شيكاغو

World Unfair Competition Law: An Encyclopedia. Volume 1. Leyden: A. W. Sijthoff, 1965.

MLA استشهاد

World Unfair Competition Law: An Encyclopedia. Volume 1. A. W. Sijthoff, 1965.