APA استشهاد

Watkins, J. J. (2007). Topics in commutative ring theory. Princeton University Press.

استشهاد بنمط شيكاغو

Watkins, John J. Topics in Commutative Ring Theory. Princeton, N.J.: Princeton University Press, 2007.

MLA استشهاد

Watkins, John J. Topics in Commutative Ring Theory. Princeton University Press, 2007.