00687nam a2200217 i 4500001001300000005001500013007000300028008004100031040002400072049001800096052001700114082001500131100004900146245011100195264004400306300002500350336002600375337002800401338002700429950001300456WMO20200721920201016162211ta200713s1956    uk            000   eng    a011001c011001erda0 lWM992654fTHw02a428.24b20-101a428.242231 aAbercrombie, David,d1909-19920KAC2018I410510aProblems and principles :bstudies in the teaching of English as a second language /dby David Abercrombie 1aLondon :bLongmans, Green and Co,c1956  av, 97 pages ;c19 cm  atextbtxt2rdacontent  aunmediatedbn2rdamedia  avolumebnc2rdacarrier1 aNo price