Gaya APA
WATER, .
(1991).
WATER TREATMENT HANDBOOK; VOLUME II
(
6 th)
.
Cedex:
DEGREMONT, Cedex.
Gaya MLA
WATER, .
"WATER TREATMENT HANDBOOK; VOLUME II".
6 th
Cedex:
DEGREMONT, Cedex,
1991.
Textbook.