Cita APA (7th ed.)

Elliot, C. O. (1975). Introduction to data processing. Learning Systems.

Cita Chicago (17th ed.)

Elliot, Clarence Orville. Introduction to Data Processing. Homewood, Ill: Learning Systems, 1975.

Cita MLA (9th ed.)

Elliot, Clarence Orville. Introduction to Data Processing. Learning Systems, 1975.