एपीए उद्धरण

(1979). Land and water development (Selected literature 1977). The Netherland: IRLI.

शिकागो स्टाइल उद्धरण

Land and Water Development (Selected Literature 1977). The Netherland: IRLI, 1979.

एमएलए उद्धरण

Land and Water Development (Selected Literature 1977). The Netherland: IRLI, 1979.