00390nam a2200157Ia 450000100060000000800410000602000170004704000130006408200190007710000200009624500400011625000080015626000500016430000110021454600070022518181140405s9999    xx            000 0 und d  a0-13-52636-7  cPK-LaUMT  a 150.72bSAL-E  aNeil J. Salkind  aExploring researchcNeil J. Salkind  a3rd  aUpper Saddle River,USA:bPrentice Hall,c1997  a380 p.  aEN