Bibliografi: hlm. 115-118No Inv.: 3344-3353/P/Perp/97/10c~75407-75408
No Inv.: 5102-5111/P/Perp/97/10c
Perpustakaan mempunyai jil.2
No Inv.: 3737-3766/Perp/86/30c~6693-6697/P/Perp/92/5c~293/S/Perp/91/1c~38957/P/Perp/86/1c
No Inv.: 2136-2140/P/Perp/95/5c
No Inv.: 13534/P/Perp/94/1c~245-246/P/Perp/95/2c~421/P/Perp/98/1c
Judul asli : "De Wijsbegeerte van de 20e Eeuw"
No Inv.: 7514-7518/P/Per/92/5c
No Inv.: 3985-3988/P/Perp/92/4c~90246-90247/S/Perp/04/2c
No Inv.: 10515-10519/P/Perp/92/5c