A textbook of engineering drawing /
Lal, Roop.
A textbook of engineering drawing / by Roop Lal .- - Delhi : International Publishing House , 2015. - xi, 431 p.
9789384588687
Mechanical Drawing.
T353 / .L34
A textbook of engineering drawing / by Roop Lal .- - Delhi : International Publishing House , 2015. - xi, 431 p.
9789384588687
Mechanical Drawing.
T353 / .L34