00389nam a2200133Ia 4500001000500000005001700005008004100022020001500063082001700078100002200095245005400117260002500171650005900196736420261006004022.0120911s9999    xx            000 0 und d  a0878357866  a005.7565 PRA  a Pratt, philip j   a Microcomputer databse management using dbase iv   a Boyd & fraser pub.   a Database management   2. Dbase iv (computer program)