Citazione Stile APA (7a Edizione)

Katzan, H. (1979). Introduction to computers and data processing. D. Van Nostrand.

Citazione stile Chigago Style (17a edizione)

Katzan, Harry. Introduction to Computers and Data Processing. New York: D. Van Nostrand, 1979.

Citatione MLA (9a ed.)

Katzan, Harry. Introduction to Computers and Data Processing. D. Van Nostrand, 1979.