Gaya APA
CORNWELL, Davis A, DAVID, Mackenzie L.. (1991).
Introdution to environmental engineering (2nd ed).
New York:
McGraw-Hill.
Gaya Chicago
CORNWELL, Davis A, DAVID, Mackenzie L..
Introdution to environmental engineering.
2nd ed
New York:
McGraw-Hill,
1991.
Text.
Gaya MLA
CORNWELL, Davis A, DAVID, Mackenzie L..
Introdution to environmental engineering.
2nd ed
New York:
McGraw-Hill,
1991.
Text.
Gaya Turabian
CORNWELL, Davis A, DAVID, Mackenzie L..
Introdution to environmental engineering.
2nd ed
New York:
McGraw-Hill,
1991.
Print.