APA استشهاد

Schoell, W. F., & Guiltinan, J. P. (1982). Marketing: Contemporary concepts and practices (2nd ed.). Allyn and Bacon.

استشهاد بنمط شيكاغو

Schoell, William F., و Joseph P. Guiltinan. Marketing: Contemporary Concepts and Practices. 2nd ed. New York: Allyn and Bacon, 1982.

MLA استشهاد

Schoell, William F., و Joseph P. Guiltinan. Marketing: Contemporary Concepts and Practices. 2nd ed. Allyn and Bacon, 1982.