एपीए उद्धरण

Nayar, A. (2005). Testing of Metals. New Delhi: Tata McGrawhill.

शिकागो स्टाइल उद्धरण

Nayar, Alok. Testing of Metals. New Delhi: Tata McGrawhill, 2005.

एमएलए उद्धरण

Nayar, Alok. Testing of Metals. New Delhi: Tata McGrawhill, 2005.