APA استشهاد

Phillips, J. C. (1971). Essentials of national government (3rd. ed.). Van Noslrand Reinhold.

استشهاد بنمط شيكاغو

Phillips, Jewell Cass. Essentials of National Government. 3rd. ed. New York: Van Noslrand Reinhold, 1971.

MLA استشهاد

Phillips, Jewell Cass. Essentials of National Government. 3rd. ed. Van Noslrand Reinhold, 1971.