Jech, T. J. (1996). Multiple forcing. Cambridge University Press.
Chicago Style aipamenaJech, Thomas J. Multiple Forcing. Cambridge [Cambridgeshire] ; New York: Cambridge University Press, 1996.
MLA aipamenaJech, Thomas J. Multiple Forcing. Cambridge University Press, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.