000 00271nam a2200109Ia 4500
100 _aAdam, J. B & Shawcross, A. J
942 _cBK
245 _aThe language laboratory
260 _aSir isaac pitman & sons, London
_c1963
082 _a407:371.33 Ada/Sha
300 _aviii,72
999 _c2346
_d2346