Cita APA (7a ed.)

Smith, G. H. (1978). The island snatchers. Daw Books.

Cita Chicago Style (17a ed.)

Smith, George H. The Island Snatchers. New York: Daw Books, 1978.

Cita MLA (9a ed.)

Smith, George H. The Island Snatchers. Daw Books, 1978.