Gaya APA
Peavy, Howard S.. (1985).
Environmental engineering (text).
New York:
McGraw Hill Book Company.
Gaya Chicago
Peavy, Howard S..
Environmental engineering.
text
New York:
McGraw Hill Book Company,
1985.
.
Gaya MLA
Peavy, Howard S..
Environmental engineering.
text
New York:
McGraw Hill Book Company,
1985.
.
Gaya Turabian
Peavy, Howard S..
Environmental engineering.
text
New York:
McGraw Hill Book Company,
1985.
.