APA način citiranja (7. izdanje)

Cofer, C. N. (1972). Programmed learning aid for introduction to psychology. Learning systems co..

Čikaški stil citiranja (17. izdanje)

Cofer, Charles N. Programmed Learning Aid for Introduction to Psychology. Illinois: Learning systems co., 1972.

MLA način citiranja (9. izdanje)

Cofer, Charles N. Programmed Learning Aid for Introduction to Psychology. Learning systems co., 1972.