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1New Delhi, National Committee on Science and Technology, Dept. of Science and Technology.v. 22 x 30 cm.
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2New Delhi : Council of Scientific & Industrial Research,v. ; 25 cm.
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3Published 1974### CRL customization ### ?> ### Add publisher and desc details ### ?>Singapore : SISIR, [1974-1996]v. : ill. ; 30 cm.