Gaya APA
Burton, F, L., Tchobanoglous, G.
(1972).
Wastewater Engingeering
(
Third Edition)
.
SINGAPORE:
MCGRAW-HILL.
Gaya MLA
Burton, Franklin, L.., Tchobanoglous, George.
"Wastewater Engingeering".
Third Edition
SINGAPORE:
MCGRAW-HILL,
1972.
Text.