India. Directorate General of Technical Development. Directorate of Public Relations and Publications. Hand book of industrial data. Controller of Publications.
Chicago-viite (17. p.)India. Directorate General of Technical Development. Directorate of Public Relations and Publications. Hand Book of Industrial Data. New Delhi: Controller of Publications.
MLA-viite (8. p.)India. Directorate General of Technical Development. Directorate of Public Relations and Publications. Hand Book of Industrial Data. Controller of Publications.
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