Gaya APA

Fundamentals of biological wastewater treatment [sumber elektronik] / Udo Wiesmann, In Su Choi, Eva-Maria Dombrowski. (2007). : .

Gaya MLA

Fundamentals of biological wastewater treatment [sumber elektronik] / Udo Wiesmann, In Su Choi, Eva-Maria Dombrowski. . : , 2007. Text.