Magnus, W., Karrass, A., & Solitar, D. (2004). Combinatorial group theory: Presentations of groups in terms of generators and relations (2. rev. ed.). Dover Publ.
Chicago Style (17th ed.) CitationMagnus, Wilhelm, Abraham Karrass, and Donald Solitar. Combinatorial Group Theory: Presentations of Groups in Terms of Generators and Relations. 2. rev. ed. Mineola, NY: Dover Publ, 2004.
MLA (9th ed.) CitationMagnus, Wilhelm, et al. Combinatorial Group Theory: Presentations of Groups in Terms of Generators and Relations. 2. rev. ed. Dover Publ, 2004.
Warning: These citations may not always be 100% accurate.