Bibliografi : hlm. 481-484 No Inv.: 134876/SM/Perp/13/1c
No Inv.: 140/AF/Perp/89/1c~53/AF/Perp/92/1c~171/AF/Perp/89/1c
Judul asli : "The Principles of Chemical Equilibrium"
No Inv.: 519-524/S/Perp/98/6c
No Inv.: 2882/Perp/86/1c
No Inv.: 7085-7089/P/Perp/92/5c
No Inv.: 308/AF/Perp/91/1c
No Inv.: 1566-1570/P/Perp/95/5c~3866-3875/P/Perp/97/10c
No Inv.: 110281,110282/S/Perp/07/1c