Magnus, W., Karrass, A., & Solitar, D. (1966). Combinatorial group theory: Presentations of groups in terms of generators and relations. New York: John Wiley.
Παραπομπή Chicago StyleMagnus, Wilhelm, Abraham Karrass, and Donald Solitar. Combinatorial Group Theory: Presentations of Groups in Terms of Generators and Relations. New York: John Wiley, 1966.
Παραπομπή MLAMagnus, Wilhelm, Abraham Karrass, and Donald Solitar. Combinatorial Group Theory: Presentations of Groups in Terms of Generators and Relations. New York: John Wiley, 1966.
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