000 00279nam a2200109Ia 4500
008 221001s1968 xx 000 0 eng d
082 _a407 RIV
245 0 _aTeaching foreign-language skills
260 _aLondon
_bUniversity of chicago
_c1968
300 _a403p.
942 _2ddc
_cBK
999 _c49379
_d49379