APA استشهاد

Walker, M. (1988). The Literature of the United States of America (Ed.2.).

استشهاد بنمط شيكاغو

Walker, Marshall. The Literature of the United States of America. Ed.2. London, Macmillan, 1988.

MLA استشهاد

Walker, Marshall. The Literature of the United States of America. Ed.2. 1988.