Manual of engineering drawing technical product specification and documentation to British and international standards অনুযায়ী Simmons, C. H. (Colin H.), Phelps, Neil IEng MIED, Maguire, D. E. (Dennis E.)

Available for University of the Philippines System via ScienceDirect. Click here to access
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Manual of engineering drawing অনুযায়ী Simmons, C. H. (Colin H.)

Available for University of the Philippines System via ScienceDirect. Click here to access
Also available remotely for University of the Philippines System via ScienceDirect. Click here to access thru EZproxy