00325nam a2200133la 450000500170000000800370001702000180005405000220007210000170009424500240011125000120013526000340014730000100018120260128043500.0251218s9999    xx         00   und d  a9780420485502  aKD 1554bTRE 1990  aG.H. Treitel  aThe law of contract  a7th ed.  aLondonbSweet & Maxwellc1990  a833p.