Cita APA (7th ed.)

Lotus development corp. (1986). Lotus 1-2-3. L.D.C.

Cita Chicago (17th ed.)

Lotus development corp. Lotus 1-2-3. Cambridge: L.D.C, 1986.

Cita MLA (9th ed.)

Lotus development corp. Lotus 1-2-3. L.D.C, 1986.