APA استشهاد

McCrimmon, J. M. (1963). Writing with a purpose (3rd ed.). Houghton.

استشهاد بنمط شيكاغو

McCrimmon, James M. Writing with a Purpose. 3rd ed. Boston: Houghton, 1963.

MLA استشهاد

McCrimmon, James M. Writing with a Purpose. 3rd ed. Houghton, 1963.