APA استشهاد

Winkler, J. (1970). Marketing for the developing company. Hutchinson.

استشهاد بنمط شيكاغو

Winkler, John. Marketing for the Developing Company. London: Hutchinson, 1970.

MLA استشهاد

Winkler, John. Marketing for the Developing Company. Hutchinson, 1970.