Gaya APA
Harremoes, P. et al
(2010).
Wastewater Treatment
(
3)
.
Germany:
Springer-Verlag Berlin Heidelberg.
Gaya MLA
Harremoes, Poul. et al.
"Wastewater Treatment".
3
Germany:
Springer-Verlag Berlin Heidelberg,
2010.
Text.