SMITHERS JEREMY. (1988). THIS IS IT: MANAGERS`GUIDE TO INFORMATION TECHNOLOGY (2ND.). PHILIP ALLEN.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSMITHERS JEREMY. THIS IS IT: MANAGERS`GUIDE TO INFORMATION TECHNOLOGY. 2ND. LONDON: PHILIP ALLEN, 1988.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSMITHERS JEREMY. THIS IS IT: MANAGERS`GUIDE TO INFORMATION TECHNOLOGY. 2ND. PHILIP ALLEN, 1988.
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