Assem, I., Skowronski, A., & Simson, D. (2006). Elements of the Representation Theory of Associative Algebras: Techniques of Representation Theory. Cambridge University Press.

Assem, Ibrahim, Andrzej Skowronski, and Daniel Simson. Elements of the Representation Theory of Associative Algebras: Techniques of Representation Theory. Cambridge: Cambridge University Press, 2006.

Assem, Ibrahim, et al. Elements of the Representation Theory of Associative Algebras: Techniques of Representation Theory. Cambridge University Press, 2006.