No Inv.: 127-136/P/Perp/98/10c
Judul asli : "The Worldwacth Reader, on Global Environmental Issues"
No Inv.: 1891-1893/S/Perp/99/3c
No Inv.: 1632-1633/S/Perp/98/2c
Judul asli : "The Green Revolution the American Environmental Movement"
No Inv.: 4495/P/00/1c
No Inv.: 1660-1662/S/98/3c
No Inv.: 67790-67798/S/00/9c~77897-77902/S/01/6c
Bibliografi : hlm. 301-305
Judul asli :"State of the world 1989"