No Inv.: 117470/P/Perp/09/1c
No Inv.: 1929-1930/Perp/85/2c
No Inv.: 2125/S/Perp/89/1c~105140/S/Perp/06/1c
No Inv.: 277/P/Perp/96/1c
No Inv.: 1107/P/Perp/92/1c
No Inv.: 1390-1391/BD/Perp/86/2c
Judul asli : "Teaching Elementary School Mathematics for Understanding"
Bibliografi : hlm. 299-327
No Inv.: 67242/PSM/00/1c~74578-74579/P/01/2c~108995-108999/P/Perp/06/5c~115277/S/Perp/08/1c~116370-116374/P/Perp/09/3c~120769/SM/Perp/09/1c
No Inv.: 1259-1261/BD/Perp/91/3c