APA استشهاد

Proctor Tony. (2008). Strategic Marketing: An introduction (2nd.). Routledge.

استشهاد بنمط شيكاغو

Proctor Tony. Strategic Marketing: An Introduction. 2nd. London: Routledge, 2008.

MLA استشهاد

Proctor Tony. Strategic Marketing: An Introduction. 2nd. Routledge, 2008.