Gujral IS, Shende S &, . (1977). Engineering Drawing: Descriptive Geometry. Delhi: Dhanpat Rai & Sons.
Gujral IS, Shende S &, . 1977. Engineering Drawing: Descriptive Geometry. Delhi: Dhanpat Rai & Sons.
Gujral IS, Shende S &, . Engineering Drawing: Descriptive Geometry. Delhi: Dhanpat Rai & Sons. 1977.