Berger John
Way of seeing / John Berger
Penguin Books, 1977
Buku Teks
Language and social identity / edited by John J. Gumperz
Cambridge University Press, 1982
eBooks
Rockett, C. Lee
Laboratory manual for miller's living in the environmental, environmental science, and sustaining the earth / C. Lee Rockett, Kenneth J. Van Dellen
Wadsworth, 1993
Buku Teks
Ringer, Robert J.
Restoring the American dream / Robert J. Ringer
Fawcett Crest, 1980
Buku Teks
The Global environmental crisis / Edited by Marie D. Hoff, John G. McNutt
edited by Marie D. Hoff and John G. McNutt
Avebury, 1994
Buku Teks