एपीए उद्धरण

Little, R. L. Welding and welding technolgy. McGraw - Hill.

शिकागो स्टाइल उद्धरण

Little, Richard L. Welding and Welding Technolgy. New Delhi: McGraw - Hill.

एमएलए उद्धरण

Little, Richard L. Welding and Welding Technolgy. McGraw - Hill.