APA (7th ed.) Citation

Claffey, W. J. (1967). Principles of data processing. Dickenson Pub. Co..

Chicago Style (17th ed.) Citation

Claffey, William J. Principles of Data Processing. Belmont, Calif.: Dickenson Pub. Co., 1967.

MLA (9th ed.) Citation

Claffey, William J. Principles of Data Processing. Dickenson Pub. Co., 1967.