00482cam a22001934a 4500003001000000005001700010008004100027040002500068041000800093044000800101080000800109100002000117245003400137260002900171300002700200500001100227650003100238655001900269AR-SsjUIB20250710145549.0250429s1943 xxk 000 0 eng d aAR-SsjUIBcAR-SsjUIB0 aeng axxk a5471 aPowers, Paul O.10aSynthetic resing and rubbers. aLondon :b[s.n.],c1943. a296 p. :bil. ;c22 cm aLIFBI. 7aResinas sinteĢticas2lemb 7aLibro2unescot