John Postlethwait; Janet Hopson. (2003). Student CD-ROM to accompany: Explore life. Philadelphia, PA: Thompson Learning.
استشهاد بنمط شيكاغوJohn Postlethwait; Janet Hopson. Student CD-ROM to Accompany: Explore Life. Philadelphia, PA: Thompson Learning, 2003.
MLA استشهادJohn Postlethwait; Janet Hopson. Student CD-ROM to Accompany: Explore Life. Philadelphia, PA: Thompson Learning, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.