00276nam a2200109Ia 450000500170000000800410001702000150005805000150007310000170008824500340010526000270013920251229190932.0251229s9999    xx            000 0 und d  a0582323193  aQK 475 .C6  aCoult, D. A. 4aThe working plantcD. A Coult  aLondonb Longmanc1975