APA استشهاد

Bederman,David J. (2010). Custom as a source of law. Cambridge University Press.

استشهاد بنمط شيكاغو

Bederman,David J. Custom as a Source of Law. Cambridge: Cambridge University Press, 2010.

MLA استشهاد

Bederman,David J. Custom as a Source of Law. Cambridge University Press, 2010.