APA (7th ed.) Citation

Nielsen, P. (1983). Scenario: Visions from the end of time (1st American ed.). Pantheon Books.

Chicago Style (17th ed.) Citation

Nielsen, Palle. Scenario: Visions from the End of Time. 1st American ed. New York: Pantheon Books, 1983.

MLA (9th ed.) Citation

Nielsen, Palle. Scenario: Visions from the End of Time. 1st American ed. Pantheon Books, 1983.