Pohit G., Goutam Gosh, . (2007). Machine Drawing with AutoCAD. Chennai: Pearson.
Pohit Goutham, Goutam Gosh, . 2007. Machine Drawing with AutoCAD. Chennai: Pearson.
Pohit Goutham, Goutam Gosh, . Machine Drawing with AutoCAD. Chennai: Pearson. 2007.