No Inv.: 260/AF/Perp/94/1c
No Inv.: 305/S/Perp/91/3c~568/S/Perp/91/3c~1313/S/Perp/91/3c~365-366/S/00/2c
No Inv.: 3989-3991/P/Perp/95/3c~3425-3434/P/Perp/97/10c
Judul asli : "The Problems of Rural Education"
No Inv.: 1639/P/Perp/92/1c
No Inv.: 148-150/P/Perp/92/3c~12037-12041/P/Perp/94/5c~2857-2858/P/Perp/91/2c~6048-6052/P/Perp/92/5c
No Inv.: 2785-2786/P/Perp/91/2c~2601/P/Perp/92/1c~2588-2592/P/Perp/92/5c~1868-1869/P/Perp/92/2c~138-140/P/Perp/92/3c
No Inv.: 110/Perp/89/1c~503/AF/Perp/91/1c~1633/P/Perp/92/1c
No Inv.: 662-663/P/Perp/92/2c~1523/P/Perp/92/1c~68230-68232/S/00/3c
No Inv.: 2094/S/Perp/89/1c