Cita APA (7th ed.)
Aggarwal,R.S. (1989). A Textbook on modern algebra (4th ed.). S.Chand & Company.
Cita Chicago (17th ed.)
Aggarwal,R.S. A Textbook on Modern Algebra. 4th ed. New Delhi: S.Chand & Company, 1989.
Cita MLA (9th ed.)
Aggarwal,R.S. A Textbook on Modern Algebra. 4th ed. S.Chand & Company, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.