Judul asli : "An Introduction to Social Planning in the Third World"
Bibliografi : hlm. 345
No Inv.: 132079/SM/Perp/12/1c
No Inv.: 169/AF/Perp/94/1c~106/P/Perp/93/1c
Bibliografi : hlm. 245-255 No Inv.: 108568-108572/P/Perp/06/5c109345/S/Perp/07/1c~145117/SM/Perp/14/1c
Bibliografi : hlm. 280 - 281
Bibliografi : hlm 199-202
Bibliografi : hlm. 326-327