Gaya APA

Masschelein, W, J., Rice, R, G. (2002). Ultraviolet Light in Water and Wastewater Sanitation . : Lewis Publishers.

Gaya MLA

Masschelein, Willy, J.., Rice, Rip, G.. "Ultraviolet Light in Water and Wastewater Sanitation". : Lewis Publishers, 2002. Text.