000 00266nam a2200121Ia 4500
654 _aENG
100 _aTharnley, G.C.
245 _aScientific English Practice
260 _bLongman
_aDelhi
_c1976
082 _bTHA
_a808.849
300 _a150p.
999 _c22195
_d22195
041 _aeng
546 _aText in English
300 _c23 cm.