Gaya APA

Hawkes, H.A., Curds, C.R.. (1983). Ecological aspects of used-water treatment . London: Academic Press.

Gaya Chicago

Hawkes, H.A., Curds, C.R.. Ecological aspects of used-water treatment. London: Academic Press, 1983. Text.

Gaya MLA

Hawkes, H.A., Curds, C.R.. Ecological aspects of used-water treatment. London: Academic Press, 1983. Text.

Gaya Turabian

Hawkes, H.A., Curds, C.R.. Ecological aspects of used-water treatment. London: Academic Press, 1983. Print.