Gaya APA
Eddy, M., A., Tchobanoglous, (1979).
Wastewater engineering : treatment disposal reuse .
New York:
McGraw - Hill Book Company.
Gaya MLA
Eddy, M., A., Tchobanoglous, .
Wastewater engineering : treatment disposal reuse.
New York:
McGraw - Hill Book Company,
1979.
Text.