एपीए उद्धरण

Negi, L. (1997). Design of steel structures (2nd ed.). T.M.H.

शिकागो स्टाइल उद्धरण

Negi, L.S. Design of Steel Structures. 2nd ed. New Delhi: T.M.H, 1997.

एमएलए उद्धरण

Negi, L.S. Design of Steel Structures. 2nd ed. T.M.H, 1997.