APA

Adams R., Keefe F. B., . (1985). Castaways in time. New York: U.S.A.

Chicago

Adams Robert, Keefe Francis Barry, . 1985. Castaways in time. New York: U.S.A.

Harvard

Adams R., Keefe F. B., . (1985). Castaways in time. New York: U.S.A.

MLA

Adams Robert, Keefe Francis Barry, . Castaways in time. New York: U.S.A. 1985.