MUELLER JOHN. (1990). ILLUSTRATED LOTUS 1-2-3 RELEASE 2.2. BPB PUB.
Cita Chicago (17th ed.)MUELLER JOHN. ILLUSTRATED LOTUS 1-2-3 RELEASE 2.2. BPB PUB, 1990.
Cita MLA (9th ed.)MUELLER JOHN. ILLUSTRATED LOTUS 1-2-3 RELEASE 2.2. BPB PUB, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.