APA (7th ed.) Citation

Benson, D. J., & Cohen, F. R. (1991). Mapping class groups of low genus and their cohomology. American Mathematical Society.

Chicago Style (17th ed.) Citation

Benson, D. J., and Frederick R. Cohen. Mapping Class Groups of Low Genus and Their Cohomology. Providence, R.I., USA: American Mathematical Society, 1991.

MLA (9th ed.) Citation

Benson, D. J., and Frederick R. Cohen. Mapping Class Groups of Low Genus and Their Cohomology. American Mathematical Society, 1991.