Stark, R. (1990). The complete textbook of Lotus 1-2-3. Merrill Pub. Co.
Cita Chicago (17th ed.)Stark, Robin. The Complete Textbook of Lotus 1-2-3. Columbus, Ohio: Merrill Pub. Co, 1990.
Cita MLA (9th ed.)Stark, Robin. The Complete Textbook of Lotus 1-2-3. Merrill Pub. Co, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.