APA (7th ed.) Citation

Pennisi, L. L., Gordon, L. I., & Lasher, S. (1963). Elements of complex variables. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Pennisi, Louis L., Louis I. Gordon, and Sim Lasher. Elements of Complex Variables. New York: Holt, Rinehart and Winston, 1963.

MLA (9th ed.) Citation

Pennisi, Louis L., et al. Elements of Complex Variables. Holt, Rinehart and Winston, 1963.