000			00285nam a2200133Ia 4500
100			_aMarshall Cavendish
020			_a0-85685-019-5
942			_cRBK
654			_a
245			_aConversions and extensions
260			_aLondon _c1972
082			_a643.7
300			_bHb _c29.3cm _a128
999			_c350595 _d350595
041			_aeng