Gaya APA

Metcalf, ., Eddy, . (2004). Wastewater engineering (1 asli, 1 fotocopy) Treatment and reuse (2004). : Boston : McGraw Hill,.

Gaya MLA

Metcalf, ., Eddy, . "Wastewater engineering (1 asli, 1 fotocopy) Treatment and reuse". 2004 : Boston : McGraw Hill,, 2004. Text.