APA aipamena

Metcadd Edds. (1979). WASTE WATER ENGINEERING. TATA MCGRAW.

Chicago Style aipamena

Metcadd Edds. WASTE WATER ENGINEERING. TATA MCGRAW, 1979.

MLA aipamena

Metcadd Edds. WASTE WATER ENGINEERING. TATA MCGRAW, 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.