APA (7th ed.) Citation

Dawson, D. A., & Perkins, E. A. (1991). Historical processes. Amer. Math. Soc.

Chicago Style (17th ed.) Citation

Dawson, Donald Andrew, and Edwin Arend Perkins. Historical Processes. Providence, RI: Amer. Math. Soc, 1991.

MLA (9th ed.) Citation

Dawson, Donald Andrew, and Edwin Arend Perkins. Historical Processes. Amer. Math. Soc, 1991.