APA استشهاد

Rippa, A. S. Education in a free society: An American history (Ed.7.).

استشهاد بنمط شيكاغو

Rippa, Alexander S. Education in a Free Society: An American History. Ed.7. New York, Longman.

MLA استشهاد

Rippa, Alexander S. Education in a Free Society: An American History. Ed.7.