000 00305nam a2200133Ia 4500
001 5624
008 240324s9999 xx 000 0 eng
082 _a428
_bA L P
100 _aL. G. Alexander
245 0 _aPractice and progress
260 _aLondon
_bLongman
_c1977
300 _a117
999 _c6454
_d6454