John K C, Varghese P I, . (1996). Engineering Graphics - Parts 1 & 2. Thrissur: JET PUBLICATIONS.
John K C, Varghese P I, . 1996. Engineering Graphics - Parts 1 & 2. Thrissur: JET PUBLICATIONS.
John K C, Varghese P I, . Engineering Graphics - Parts 1 & 2. Thrissur: JET PUBLICATIONS. 1996.