Παραπομπή σε μορφή APA (7η εκδ.)

SPIEGEL, M. R. (1981). Theory and problems of complex variables with an introductin to conformal mapping and its: .. McGraw-Hill Book Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SPIEGEL, Murray R. Theory and Problems of Complex Variables with an Introductin to Conformal Mapping and Its: .. Singapore: McGraw-Hill Book Company, 1981.

Παραπομπή σε μορφή MLA (9th εκδ.)

SPIEGEL, Murray R. Theory and Problems of Complex Variables with an Introductin to Conformal Mapping and Its: .. McGraw-Hill Book Company, 1981.