Lang, S. (1967). Algebraic structures. Addison-Wesley.
Cita Chicago (17th ed.)Lang, Serge. Algebraic Structures. Reading: Addison-Wesley, 1967.
Cita MLA (9th ed.)Lang, Serge. Algebraic Structures. Addison-Wesley, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.