Gaya APA

Elliot, C, O. (1975). Busines information processing systems, an introduction to data processing (4th ed). Homewood Illinois: Richard D. Irwin.

Gaya MLA

Elliot, C., Orville. "Busines information processing systems, an introduction to data processing". 4th ed Homewood Illinois: Richard D. Irwin, 1975. Printed Book.