Gaya APA
(USA)GOV, U, S. (1993).
SELECTED ENVIRONMENTAL LAW STATUES 1993-94 : EDUCATIONAL EDITION .
ST PAUL (USA):
WEST PUBLISHING.
Gaya MLA
(USA)GOV, UNITED, STATES.
"SELECTED ENVIRONMENTAL LAW STATUES 1993-94 : EDUCATIONAL EDITION".
ST PAUL (USA):
WEST PUBLISHING,
1993.
Text.