APA-viite (7. p.)

Kazdin, A. E. (1975). Programmed learning aid for behavior modification. Learning Systems.

Chicago-viite (17. p.)

Kazdin, Alan E. Programmed Learning Aid for Behavior Modification. Homewood, Ill: Learning Systems, 1975.

MLA-viite (9. p.)

Kazdin, Alan E. Programmed Learning Aid for Behavior Modification. Learning Systems, 1975.