No Inv.: 4218-4222/P/Perp/99/5c
No Inv.: 4232-4236/P/Perp/99/5c
No Inv.: 6199-6208/P/Perp/99/10c
Judul asli : "Scientific Knowledge and Philosophic Thought"
No Inv.: 819-823/Perp/82/5c
No Inv.: 451-459/P/99/9c
Bibliografi : hlm. 401-407
Bibliografi : hlm. 437-447