APA (7th ed.) Citation

Cohen, D. E. (1989). Combinatorial group theory: A topological approach. Cambridge University Press. https://doi.org/10.1017/CBO9780511565878

Chicago Style (17th ed.) Citation

Cohen, Daniel E. Combinatorial Group Theory: A Topological Approach. Cambridge: Cambridge University Press, 1989. https://doi.org/10.1017/CBO9780511565878.

MLA (9th ed.) Citation

Cohen, Daniel E. Combinatorial Group Theory: A Topological Approach. Cambridge University Press, 1989. https://doi.org/10.1017/CBO9780511565878.