APA (7th ed.) Citation

Pennisi, L. L., Gordon, L. I., & Lasher, S. (1976). Elements of complex variables (2nd ed.). Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Pennisi, Louis L., Louis I. Gordon, and Sim Lasher. Elements of Complex Variables. 2nd ed. New York: Holt, Rinehart and Winston, 1976.

MLA (9th ed.) Citation

Pennisi, Louis L., et al. Elements of Complex Variables. 2nd ed. Holt, Rinehart and Winston, 1976.