APA (7th ed.) Citation

Petrich, M. (1974). Rings and semigroups. Springer.

Chicago Style (17th ed.) Citation

Petrich, Mario. Rings and Semigroups. Berlin [u.a.]: Springer, 1974.

MLA (9th ed.) Citation

Petrich, Mario. Rings and Semigroups. Springer, 1974.