Mueller, J. (1990). Illustrated Lotus 1-2-3 Release 2.2. BPB Pub.
Chicago-čujuhus (17. p.)Mueller, John. Illustrated Lotus 1-2-3 Release 2.2. New Delhi: BPB Pub, 1990.
MLA-čujuhus (9. p.)Mueller, John. Illustrated Lotus 1-2-3 Release 2.2. BPB Pub, 1990.
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