APA (7th ed.) Citation

Pennisi, L. L. (1976). Elements of complex variables (2d ed.). Holt, Richard & Winston.

Chicago Style (17th ed.) Citation

Pennisi, Louis L. Elements of Complex Variables. 2d ed. New York: Holt, Richard & Winston, 1976.

MLA (9th ed.) Citation

Pennisi, Louis L. Elements of Complex Variables. 2d ed. Holt, Richard & Winston, 1976.