Cita APA (7th ed.)

Ridley, M. J. (1992). Office computing (3rd ed.). Harcourt Brace Jovanovich.

Cita Chicago (17th ed.)

Ridley, Michael J. Office Computing. 3rd ed. Sydney: Harcourt Brace Jovanovich, 1992.

Cita MLA (8th ed.)

Ridley, Michael J. Office Computing. 3rd ed. Harcourt Brace Jovanovich, 1992.