000 00520 a2200253 4500
001 22695
020 _a0-07-099410-22
041 _aeng
080 _a407 Lad(2)
245 _aLanguage teaching : a scientific approach
250 _a
260 _aBombay
260 _bTata McGraw-Hill,
260 _c1971
300 _axiv,239 p.
300 _c23 cm
490 _a
100 _aLado, Robert
700 _a
650 _a
650 _aLanguage and languages-Study and teaching
942 _cBK
942 _2UDC
999 _c37569
_d37569