एपीए उद्धरण

Luth, F. A., & Konvitz, M. R. Planning of Iron and Steel Works.

शिकागो स्टाइल उद्धरण

Luth, Friedrich A.K, और Milton R. Konvitz. Planning of Iron and Steel Works.

एमएलए उद्धरण

Luth, Friedrich A.K, और Milton R. Konvitz. Planning of Iron and Steel Works.