Bibliografi
Bibliografi : hlm. 241-245 No Inv.: 140758/PH/Perp/14/1c
Bibliografi : hlm. 337-338
No Inv.: 578-579/BD/Perp/86/2c
Judul asli : "Behavior modification, what it is and how to do it" Bibliografi : hlm. 895-1006
No Inv.: 133979/SM/Perp/13/1c
Bibliografi : hlm. 457-467
Bibliografi : hlm. 317 - 322
No Inv.: 312-313/PS2PT-Dikti/Perp/95/2c