Cita APA (7th ed.)

O'Brien, J. A. (1982). Computers in business management: An introduction (3a. ed.). Richard D. Irwin.

Cita Chicago (17th ed.)

O'Brien, James A. Computers in Business Management: An Introduction. 3a. ed. Homewood: Richard D. Irwin, 1982.

Cita MLA (9th ed.)

O'Brien, James A. Computers in Business Management: An Introduction. 3a. ed. Richard D. Irwin, 1982.