Bibliografi : hlm. 281-308
No Inv.: 5146-5151/P/Perp/97/6c~2317-2318/P/Perp/98/2c
Judul asli : "State of the World 1992"
Judul asli : "The Principles of Sociology"
No Inv.: 10759/P/perp/98/1c
No Inv.: 127-136/P/Perp/98/10c
Judul asli : "The Worldwacth Reader, on Global Environmental Issues"
No Inv.: 11224/P/Perp/98/1c
Diatas judul "Kurikulum 1994"