000 00654nam a2200217 a 4500
008 980206s1998^^^^xxu^^^^^^^^^^^000^0^eng^d
020 _a0-631-20498-9 (encuadernado)
020 _a0-631-20499-7 (rustica)
035 _aMX001000777397
041 _aSPA
050 4 _aP40
_bW27 1998
100 1 _aWardhaugh, Ronald,
_eautor
245 1 3 _aAn introduction to sociolinguistics /
_cRonald Wardhaugh
250 _a3rd ed.
264 1 _aMalden, Massachusetts :
_bBlackwell,
_c1998
300 _a404 páginas
336 _atexto
_2rdacontent
337 _asin medio
_2rdamedia
338 _avolumen
_2rdacarrier
650 4 _aSociolingüística
999 _c1687
_d1687