Cita APA (7th ed.)

Silver, G. (1981). Data processing for business (3rd.). Harcourt.

Cita Chicago (17th ed.)

Silver, G. Data Processing for Business. 3rd. New York: Harcourt, 1981.

Cita MLA (9th ed.)

Silver, G. Data Processing for Business. 3rd. Harcourt, 1981.