APA (7e ed.) Bronvermelding

KRAUSKOPF, K. B., & BEISER, A. (1986). The Physical universe.-- Ed.5. McGraw-Hill book.

Chicago (17e ed.) Bronvermelding

KRAUSKOPF, Konrad B., en Arthur BEISER. The Physical Universe.-- Ed.5. New York: McGraw-Hill book, 1986.

MLA (9e ed.) Bronvermelding

KRAUSKOPF, Konrad B., en Arthur BEISER. The Physical Universe.-- Ed.5. McGraw-Hill book, 1986.