Carey, S. D., & Beiser, A. (1997). Study guide to accompany Krauskopf & Beiser: The physical universe. McGraw-Hill.
Chicago Style (17. basım) AtıfCarey, Steven D., ve Arthur Beiser. Study Guide to Accompany Krauskopf & Beiser: The Physical Universe. New York: McGraw-Hill, 1997.
MLA (9th ed.) AtıfCarey, Steven D., ve Arthur Beiser. Study Guide to Accompany Krauskopf & Beiser: The Physical Universe. McGraw-Hill, 1997.
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