Cita APA (7th ed.)
Lang, S. (1993). Algebra (3rd ed.). Addison-Wesley Pub. Co..
Cita Chicago (17th ed.)
Lang, Serge. Algebra. 3rd ed. Reading, Mass.: Addison-Wesley Pub. Co., 1993.
Cita MLA (9th ed.)
Lang, Serge. Algebra. 3rd ed. Addison-Wesley Pub. Co., 1993.
Atenció: Aquestes cites poden no estar 100% correctes.