Williams, R. E. (1986). The manual: :lotus 1 - 2 - 3. BPB.
Chicago Edition CitationWilliams, Robert E. The Manual: :lotus 1 - 2 - 3. Delhi: BPB, 1986.
MLA Edition CitationWilliams, Robert E. The Manual: :lotus 1 - 2 - 3. BPB, 1986.
Warning: These citations may not always be 100% accurate.