APA Citation

Wolf, F. A. (1991). Parallel universes: The search for other worlds. London: Paladin.

Chicago Style Citation

Wolf, Fred Alan. Parallel Universes: The Search for Other Worlds. London: Paladin, 1991.

MLA Citation

Wolf, Fred Alan. Parallel Universes: The Search for Other Worlds. London: Paladin, 1991.

Warning: These citations may not always be 100% accurate.