APA Style
Valdez, C, J., Maradona, E, M. (2013).
Handbook of wastewater treatment : biological methods, technology, and environmental impact .
New York:
NOVA Publishers.
MLA Style
Valdez, Cesaro, J.., Maradona, Enrique, M..
"Handbook of wastewater treatment : biological methods, technology, and environmental impact".
New York:
NOVA Publishers,
2013.
.