APA استشهاد

Lange, D. L. (1998). Intellectual property: Cases and materials. West group.

استشهاد بنمط شيكاغو

Lange, David LaFrance. Intellectual Property: Cases and Materials. Minn: West group, 1998.

MLA استشهاد

Lange, David LaFrance. Intellectual Property: Cases and Materials. West group, 1998.