No Inv.: 130144/SM/Perp/11/1c
No Inv.: 80428/S/02/1c
Judul asli :"Surveys in Development Economics"
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. 280 - 281
Bibliografi : hlm 199-202