APA Alıntı

Clarke, A. C. (1958). Profiles of the future an enquiry into the limits of the possible. Harper.

Chicago Stili Alıntı

Clarke, Arthur C. Profiles of the Future an Enquiry into the Limits of the Possible. New York: Harper, 1958.

MLA Alıntı

Clarke, Arthur C. Profiles of the Future an Enquiry into the Limits of the Possible. Harper, 1958.