000 00321nam a2200109Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aAbercrombie, David
245 0 _aProblems of Principles in Language study
260 _bLongmans Green & co.
_aLondon
_c1967
942 _c1
999 _c111834
_d111834