FLETCHER, W. (1994). AN ENGINEERING APPROACH TO DIGITAL DESIGN. PHI.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFLETCHER, W. AN ENGINEERING APPROACH TO DIGITAL DESIGN. NEW DELHI: PHI, 1994.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFLETCHER, W. AN ENGINEERING APPROACH TO DIGITAL DESIGN. PHI, 1994.
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