000 00293nam a2200109Ia 4500
008 230517s9999 xx 000 0 und d
021 _aSHS14
100 1 _aCallegaro, Mario
245 1 0 _aWeb survey methodology /
_cCallegaro, Mario.
264 _aLos Angeles :
_bSAGE,
_c2015.
942 _2lcc
_cBK
999 _c33877
_d33877