Narayana, K. L., & Kannaiah, P. (1988). Engineering graphics. Tata Mc Graw - Hill.
Dyfyniad Arddull ChicagoNarayana, K L., and P. Kannaiah. Engineering Graphics. New Delhi: Tata Mc Graw - Hill, 1988.
Dyfyniad MLANarayana, K L., and P. Kannaiah. Engineering Graphics. Tata Mc Graw - Hill, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.