APA (7th ed.) Citation

Copson, E. T. (1935). An introduction to the theory of functions of a complex variable. Clarendon Press.

Chicago Style (17th ed.) Citation

Copson, Edward Thomas. An Introduction to the Theory of Functions of a Complex Variable. Oxford: Clarendon Press, 1935.

MLA (9th ed.) Citation

Copson, Edward Thomas. An Introduction to the Theory of Functions of a Complex Variable. Clarendon Press, 1935.