Bhatt, N.D .
Machine drawing (Text of Engineering Drawing) / - 1 / - India : Charotar publishing house , 1986. - 214 ; .
621.8152 / BHA/MA
Machine drawing (Text of Engineering Drawing) / - 1 / - India : Charotar publishing house , 1986. - 214 ; .
621.8152 / BHA/MA