APA Format
Dick, Steven J. (1998).
Life on other world : the 20th century extraterrstrial life debate / Steven J. Dick
. New York :: Cambridge University Press,.
MLA Format
Dick, Steven J.
Life on other world : the 20th century extraterrstrial life debate / Steven J. Dick
. New York :: Cambridge University Press,, 1998
Chicago Format
Dick, Steven J. Life on other world : the 20th century extraterrstrial life debate / Steven J. Dick. New York :: Cambridge University Press,, 1998.