Ahlfors, L. V. (1979). Complex analysis: An introduction to the theory of analytic functions of one complex variable (Third edition.). McGraw-Hill Book Company.

Ahlfors, Lars V. Complex Analysis: An Introduction to the Theory of Analytic Functions of One Complex Variable. Third edition. New York: McGraw-Hill Book Company, 1979.

Ahlfors, Lars V. Complex Analysis: An Introduction to the Theory of Analytic Functions of One Complex Variable. Third edition. McGraw-Hill Book Company, 1979.