APA استشهاد

Guthrie, R. (2011). Publishing: Principles & practice. Sage Publications.

استشهاد بنمط شيكاغو

Guthrie, Richard. Publishing: Principles & Practice. London: Sage Publications, 2011.

MLA استشهاد

Guthrie, Richard. Publishing: Principles & Practice. Sage Publications, 2011.