एपीए उद्धरण

Liptak, B. G. (1974). Environmental engineers handbook (3 Vols.): :v.1 water pollution. Chilton book.

शिकागो स्टाइल उद्धरण

Liptak, Bela G. Environmental Engineers Handbook (3 Vols.): :v.1 Water Pollution. Radnor: Chilton book, 1974.

एमएलए उद्धरण

Liptak, Bela G. Environmental Engineers Handbook (3 Vols.): :v.1 Water Pollution. Chilton book, 1974.