Krishnan, N. S. Gopala Commutative algebra / by N. S. Gopala Krishnan - 2nd ed. - Hyderabad : Universities Press, 2016. - x, 265 p. : 24 cm. ISBN: 9788173719783 (pbk.) Subjects--Topical Terms: Algebra. Dewey Class. No.: 512.44 / KRI/C