APA citiranje

Levy, D. H. (2001). David Levy's guide to the night sky. Cambridge, UK: Cambridge University Press.

Trích dẫn kiểu Chicago

Levy, David H. David Levy's Guide to the Night Sky. Cambridge, UK: Cambridge University Press, 2001.

MLA citiranje

Levy, David H. David Levy's Guide to the Night Sky. Cambridge, UK: Cambridge University Press, 2001.