000 01065nam a22002417a 4500
016 _a425 SIL
041 _h2
082 _a425
_bSIL
100 _aSilva, J.W.De.
245 _aEnglish For Science And Technology :
_bPart 2
260 _bColombo
_aGunasena
_c1976
300 _aviii, 200 p.
_c21 cm
365 _b10.50
650 _aGrammar of Standard Language
942 _cLN
_n0
999 _c10951
_d10951