Thornhill, R. B. (1967). Engineering graphics and numerical control / by R.B. Thornhill. McGraw-Hill.
Chicago Style (17th ed.) CitationThornhill, R. B. Engineering Graphics and Numerical Control / by R.B. Thornhill. McGraw-Hill, 1967.
MLA (9th ed.) CitationThornhill, R. B. Engineering Graphics and Numerical Control / by R.B. Thornhill. McGraw-Hill, 1967.
Warning: These citations may not always be 100% accurate.