APA (7e ed.) Bronvermelding

VERZELLO, R. J., & REUTTER, J. I. (1982). Data processing systems and concepts. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

VERZELLO, Robert J., en John III REUTTER. Data Processing Systems and Concepts. New York: McGraw-Hill, 1982.

MLA (9e ed.) Bronvermelding

VERZELLO, Robert J., en John III REUTTER. Data Processing Systems and Concepts. McGraw-Hill, 1982.