Lunsford, E. M., & Antoniak, P. (1990). Advanced techniques in lotus 1-2-3. BPB Publications.
Chicago Style aipamenaLunsford, E. Michael, and Peter Antoniak. Advanced Techniques in Lotus 1-2-3. Delhi: BPB Publications, 1990.
MLA aipamenaLunsford, E. Michael, and Peter Antoniak. Advanced Techniques in Lotus 1-2-3. BPB Publications, 1990.
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