Environmental awareness and environmental practice in KOrea Lee Hongkyun
 Artikel Jurnal
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
Kuhre, W. Lee, 1947-
ISO 14010s environmental auditing : tools and techniques for passing or performing environmental audits / E. Lee Kuhre
Prentice-Hall, 1996
 Buku Teks
Teh, Fu Yen
Environmental chemistry: essential of chemistry for engineering practice
Prentice-Hall, 1999
 Buku Teks
Eccleston, Charles H.
Global environmental policy : concepts, principles, and practice
CRC Press, Taylor & Francis Group, 2011
 Buku Teks