00242nam a2200109 a 450000500170000002000150001708200180003210000170005024500140006726000290008130000220011020251202164120.0  a0521239664  a412,bDD, Pal  aPalmer, F.R.  aSemantics  aLoNew DelhionbCUPc1986  avi, 221p., 21 cm.