CHURCHILL POEL V. (1990). COMPLEX VARIABLES AND APPLICATIONS. MCGRAW HILL BOOK CO.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCHURCHILL POEL V. COMPLEX VARIABLES AND APPLICATIONS. NEW-YORK: MCGRAW HILL BOOK CO, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCHURCHILL POEL V. COMPLEX VARIABLES AND APPLICATIONS. MCGRAW HILL BOOK CO, 1990.
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