Gaya APA

Spiegel, M, R. (1981). Theory and problems of complex variables with an introduction to conformal mapping and its application SI (metric) edition . Singapore: McGraw-Hill Book.

Gaya MLA

Spiegel, Murray, R.. "Theory and problems of complex variables with an introduction to conformal mapping and its application SI (metric) edition". Singapore: McGraw-Hill Book, 1981. Printed Book.