000 00329nam a2200121Ia 4500
008 220201s1974 xx 000 0 eng d
082 _bWIL
100 _aWilkins, D A
245 0 _aSecond language learning & teaching
260 _aLondon
_bEnglish language book society & Edward Arnold Pub.
_c1974
300 _a86
942 _2ddc
999 _c23472
_d23472