एपीए उद्धरण

United nations industrial development organization Vienna. (1976). Guidelines for establishing a demonstration foudry in a developing country. Vienna: United nations.

शिकागो स्टाइल उद्धरण

United nations industrial development organization Vienna. Guidelines for Establishing a Demonstration Foudry in a Developing Country. Vienna: United nations, 1976.

एमएलए उद्धरण

United nations industrial development organization Vienna. Guidelines for Establishing a Demonstration Foudry in a Developing Country. Vienna: United nations, 1976.