Cita APA (7th ed.)

Hayes, R. M., & Becker, J. (1970). Handbooks of data processing for libraries. Melville Publishing Co.

Cita Chicago (17th ed.)

Hayes, Robert Mayo, i Joseph Becker. Handbooks of Data Processing for Libraries. Los Angeles, Calif: Melville Publishing Co, 1970.

Cita MLA (9th ed.)

Hayes, Robert Mayo, i Joseph Becker. Handbooks of Data Processing for Libraries. Melville Publishing Co, 1970.