Lam T. Y. (2003). Exercises in Classical Ring Theory (Second Etition.). New York, Springer, 2003.
Cita Chicago (17th ed.)Lam T. Y. Exercises in Classical Ring Theory. Second Etition. New York, Springer, 2003, 2003.
Cita MLA (9th ed.)Lam T. Y. Exercises in Classical Ring Theory. Second Etition. New York, Springer, 2003, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.