Leeson, John D.
Environmental law
Pitman, 1995
 Buku Teks SO
Rodgers, William H.
Environmental law
[Publisher not identified], 1977
 Buku Teks SO
Rodgers, William H.
Environmental law
West Publishing, 1994
 Buku Teks SO
Gaba, Jeffrey M.
Environmental Law
United States of America, 1994
 Buku Teks SO
Murdie, Alan
Environmental law and citizen action
Earthscan, 1993
 Buku Teks SO