00282nam a2200109Ia 450000500170000000800410001708200150005810000170007324500290009026000450011930000080016420260225051108.0260224s9999||||xx |||||||||||||| ||und||  a614.28 GRA  aJ.F. Gracey  0aThornton's meat hygiene   aThe English Language Book Society c1981  a436