SEYBOLD, P. B. Integreted Spreadsheet Software Lotus 1-2-3 and Context MBA and Symphony. McGraw-Hill Book Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSEYBOLD, Patricia B. Integreted Spreadsheet Software Lotus 1-2-3 and Context MBA and Symphony. McGraw-Hill Book Company.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSEYBOLD, Patricia B. Integreted Spreadsheet Software Lotus 1-2-3 and Context MBA and Symphony. McGraw-Hill Book Company.
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