Greuel, G.-M., & Pfister, G. [ca. 2007]. A singular introduction to commutative algebra (2., extended ed.) [Book]. Berlin: Springer.

GREUEL, Gert-Martin und PFISTER, Gerhard, 2007. A singular introduction to commutative algebra. 2., extended ed. Berlin: Springer. ISBN 3540735410.

Greuel, G.-M., und G. Pfister. A singular introduction to commutative algebra. 2., extended ed., book, Springer, 2007.

Greuel, Gert-Martin/Pfister, Gerhard: A singular introduction to commutative algebra, 2., extended ed. Aufl. Berlin 2007.

Greuel, G.-M. und Pfister, G. (2007), A singular introduction to commutative algebra, 2., extended ed., Bd. , Springer, Berlin.