Rangasami, K. S. Engineering Drawing : Text book for technical schools / K. S. Rangasami, G. L. Sinha and D. N. Sarbadhikari - New Delhi : N C E R T, 1967 - 151 p. : ill ; 24 cm. - School technology series / NCERT . Subjects--Topical Terms: Engineering--Design--Technical drawingsMechanical drawingEngineering design Dewey Class. No.: 744.42207