No Inv.: 164-165/S/Perp/88/2c~558-561/S/Perp/88/4c~1242/S/Perp/89/1c~1014/S/Perp/91/1c~1442/S/Perp/87/1c~1757/S/Perp/88/1c~570-572/S/Perp/88/3c~1117-1119/S/Perp/88/3c
No Inv.: 4376-4380/P/00/5c~76941-76941/01/2c~119860-119862/P/Perp/09/3c~138138-138142/P/Perp/14/5c
No Inv.: 66959-66960/P/00/2c
No Inv.: 127988/SM/Perp/10/1c
No Inv.: 3555-3564/P/Perp/97/10c~3956-3960/P/5c~73551/S/00/P/Perp/98/1c
No Inv.: 75893-75894/P/01/2c~108629-108632/P/Perp/06/4c~115177/PH/Perp/08/1c~143522-143526/P/Perp/14/5c
No Inv.: 9624-9628/P/Perp/92/5c~110/S/Perp/95/1c~12094-11103/P/Perp/98/10c~202/PSM/Perp/98/1c~11094-11103/P/Perp/98/10c~5150-5159/P/00/10c~68050-68051/S/00/2c~119890-119892/P/Perp/09/3c~121197/PH/Perp/09/1c~139605-139607/P/Perp/14/3c
Judul asli : "The Psychology of Vocational Choice"
No Inv.: 316-317/S/Perp/90/2c~894-895/S/Perp/89/2c~877/S/Perp/90/1c~561/S/Perp/93/1c~1405/S/Perp/91/1c
No Inv.: 131441/PH/Perp/12/1c~139670-139674/P/Perp/14/5c