No Inv.: 722-728/S/Perp/98/7c
Bibliografi : hlm. 171-186
No Inv.: 447/S/Perp/93/1c
Bibliografi : hlm. 291 - 305
Bibliografi : hlm. 191-193
Bibliografi : hlm. 122-123
Judul asli : "The Resource Conservation Glossary"
Bibliografi: hlm. 193-195No Inv.: 497-499/P/Perp/92/3c~2000-2004/P/Perp/99/5c