Churchill, R. V., & Brown, J. W. (1990). Complex Variables (5th ed.). Pragati Book Centre.
Chicago Style (17th ed.) ZitazioaChurchill, R. V., eta J. W. Brown. Complex Variables. 5th ed. New York: Pragati Book Centre, 1990.
MLA (9th ed.) ZitazioaChurchill, R. V., eta J. W. Brown. Complex Variables. 5th ed. Pragati Book Centre, 1990.
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