Cita APA (7th ed.)

Lewis, T. (1983). PAscal for the IBM personal computer. Addison-Wesley.

Cita Chicago (17th ed.)

Lewis, T.G. PAscal for the IBM Personal Computer. Reading, Mass: Addison-Wesley, 1983.

Cita MLA (9th ed.)

Lewis, T.G. PAscal for the IBM Personal Computer. Addison-Wesley, 1983.