APA استشهاد

Harris, G. [. (2005). Global environmental issues. John Wiley.

استشهاد بنمط شيكاغو

Harris, Grances [ed.]. Global Environmental Issues. England: John Wiley, 2005.

MLA استشهاد

Harris, Grances [ed.]. Global Environmental Issues. John Wiley, 2005.