Communication skills for the environmental technician
John Wiley & Sons, 1999
 Buku Teks
Littlejohn, Stephen W
Theories of Human communication
Thomson, 2005
 Buku Teks
Arms, Karen
Environmental science
Saunders College Publishing, 1990
 Buku Teks
Masters, Gilbert M.
Introduction to environmental engineering and science
Prentice-Hall, 2008
 Buku Teks
Enger, Eldon D.
Environmental science : a study of interrelationships
McGraw-Hill Higher Education, 2004
 Buku Referensi