No Inv.: 2461-2462/P/Perp/98/2c
Bibliografi: hlm. 169-170No Inv.: 707/S/Perp/90/1c~175a-175b/S/Perp/92/2c~9401-9403/P/Perp/92/3c~3010-3014/P/Perp/99/5c~78654-78656/S/01/1c
Judul asli : "The Extension Worker`s Companion and Reading Book"
No Inv.: 4133-4134/P/Perp/95/2c