No Inv.: 79401/S/Perp/03/1c
No Inv.: 111822-111824/P/Perp/08/3c~126807-126811/P/perp/10/5c
No Inv.: 112391-112395/P/Perp/08/5c~114852/PH/Perp/08/1c~126887-126891/P/Perp/10/5c~143076-143078/P/Perp/14/3c
Bibliografi : hlm. 122 No Inv.: 135023/SM/Perp/13/1c
Bibliografi : hlm. 211-233
Perpustakaan memiliki jilid 1, 2 dan 3
No Inv.: 1064/S/Perp/87/1c~79242-79243/01/2c~128214/PH/Perp/10/1c
Judul asli : "Improving Children`s Learnings Ability"
No Inv.: 66875-66877/S/00/3c~76410-76411/S/01/2c~130160/