000
00268nam a2200097Ia 4500
008
130524s9999 xx 000 0 und d
100
_a
"Wardhaugh, Ronald"
245
_a
"introduction to sociolinguistics, An"
260
_b
Blackwell
_c
c.1992
_a
"Oxford, U.K"
300
_a
400
999
_c
20820
_d
20820