No Inv.: 6895-6898/P/Perp/97/4c
No Inv.: 10765-10766/P/Perp/98/2c
No Inv.: 202-203/BD/Perp/86/1c~320/P/Perp/95/1c
No Inv.: 129928/SM/Perp/11/1c
No Inv.: 736-742/Perp/83/7c~772-777/Perp/83/6c
Bibliografi : hlm. 316-324
No Inv.: 5993,59994,1618/P/Perp/99/3c
No Inv.: 583/S/Perp/88/1c~75658-75659/01/2c~119385-119387/P/Perp/09/3c~127507-127511/P/Perp/10/5c~130344/PSM/Perp/11/1c
Judul asli : "Teaching Elementary School Mathematics for Understanding"
No Inv.: 5308-5312/P/Perp/92/5c