Barker, D. I., & Donald I. Barker; Robert Schroeder. (2002). Internet research: Illustrated basic. Boston, MA: Course Technology.
استشهاد بنمط شيكاغوBarker, Donald I., و Donald I. Barker; Robert Schroeder. Internet Research: Illustrated Basic. Boston, MA: Course Technology, 2002.
MLA استشهادBarker, Donald I., و Donald I. Barker; Robert Schroeder. Internet Research: Illustrated Basic. Boston, MA: Course Technology, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.