Cita APA (7th ed.)

Condon, R. J. (1975). Data processing system analysis and design. Reston Publishing Company, Inc.

Cita Chicago (17th ed.)

Condon, Robert J. Data Processing System Analysis and Design. Reston, Virginia: Reston Publishing Company, Inc, 1975.

Cita MLA (9th ed.)

Condon, Robert J. Data Processing System Analysis and Design. Reston Publishing Company, Inc, 1975.