Judul asli : "The Psychology of Vocational Choice"
Bibliografi : hlm. 249-250 No Inv.: 120502/SM/Perp/09/1c~122787-122791/P/Perp/10/5c~126582-126586/P/perp/10/5c~128864/128864/PSM/Perp/10/1c~129966/SM/Perp/11/1c~142851-142853/P/Perp/14/3c
Bibliografi : hlm. 263-265
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Tersedia Bibliografi.
Bibliografi : hlm. 234 No Inv.: 103215/PSM/Perp/05/1c~106817/PH/Perp/06/1c~113491/P/Perp/08/1c~113652-113656/P/Perp/08/5c~117589-117593/P/Perp/09/5c~126552-126556/P/Perp/10/5c~130378/PSM/Perp/11/1…
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Bibliografi : 277-278
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