APA (7e ed.) Bronvermelding

Islam, J. N. (1983). The ultimate fate of the universe. C.U.P..

Chicago (17e ed.) Bronvermelding

Islam, Jamal N. The Ultimate Fate of the Universe. Cambridge: C.U.P., 1983.

MLA (9e ed.) Bronvermelding

Islam, Jamal N. The Ultimate Fate of the Universe. C.U.P., 1983.