Bibliografi : hlm. 377-378 No Inv.: 127427-127431/P/Perp/10/5c~130258/PH/Perp/11/1c~134932/SM/Perp/13/1c~135393/PH/Perp/13/1c~135564/SM/Perp/13/1c~144603/PH/Perp/13c
No Inv.: 1649/S/Perp/96/1c
No Inv.: 75316/S/01/1c~102769/S/Perp/05/1c~103555/S/Perp/06/1c
No Inv.: 3554/Perp/86/1c~1949-1950/Perp/85/2c~1233/Perp/85/1c~12423/P/Perp/98/1c
Judul asli : Developmentally appropriate practices, 5nd edition Bibliografi : hlm. 667-700
Bibliografi : hlm. 311-321 No Inv.: 135382/SM/Perp/13/1c
No Inv.: 868/S/Perp/90/1c~1508/S/Perp/91/1c~935/S/Perp/92/1c~628/S/Perp/93/1c
No Inv.: 480-489/Perp/89/10c
Bibliografi : hlm. 274