00283nam a2200109Ia 4500008004100000020001800041041000800059100002400067245004300091260003100134300000800165211209s2005    xx            000 0 und d  a9780262062466  aeng  aFELLER, JOSEPH, ED.  aPERSPECTIVE ON FREE AND OPEN SOFTWARE   aCAMBRIDGEbMIT PRESSc2005  a538