Konrad B Krauskopf. (1993). Study guide to accompany Krauskopf and Beiser: The physical universe. New York: McGraw-Hill.
Čikaški stil citiranjaKonrad B Krauskopf. Study Guide to Accompany Krauskopf and Beiser: The Physical Universe. New York: McGraw-Hill, 1993.
MLA način citiranjaKonrad B Krauskopf. Study Guide to Accompany Krauskopf and Beiser: The Physical Universe. New York: McGraw-Hill, 1993.
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