000			00519pam a2200169a 44500
008			160408b1982 xxu||||| |||| 00| 0 eng d
082			_a407 _bK864p
100			_aKrashen, Stephen D.
245	1		_aPRINCIPLES AND PRACTICE IN SECOND LANGUAGE ACQUISITION
260			_aOxford _bPergamon Press _c1982
300			_aix,202
440			_aLanguage Teaching Methodology Series _v
500			_aBibliography : P. 191-200
650			_aLanguage And Languages -- Study And Teaching
964			_gCIRC
997			_aA79981 C
999			_c290795 _d290795