Nayar, A. (2005). Testing of Metals. New Delhi: Tata McGrawhill.
Dyfyniad Arddull ChicagoNayar, Alok. Testing of Metals. New Delhi: Tata McGrawhill, 2005.
Dyfyniad MLANayar, Alok. Testing of Metals. New Delhi: Tata McGrawhill, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.