एपीए उद्धरण

Khanna, O. textbook of material science and metallurgy. Dhanapat Rai.

शिकागो स्टाइल उद्धरण

Khanna, O.P. Textbook of Material Science and Metallurgy. Dhanapat Rai.

एमएलए उद्धरण

Khanna, O.P. Textbook of Material Science and Metallurgy. Dhanapat Rai.