Davis, K. C. (2001). Don't know much about the universe: Everything you need to know about the cosmos but never learned. New York: Random House, Inc.
استشهاد بنمط شيكاغوDavis, Kenneth C. Don't Know Much About the Universe: Everything You Need to Know About the Cosmos but Never Learned. New York: Random House, Inc, 2001.
MLA استشهادDavis, Kenneth C. Don't Know Much About the Universe: Everything You Need to Know About the Cosmos but Never Learned. New York: Random House, Inc, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.