00526nam a2200169 a 45000010006000000050017000060080052000230200018000750200015000930500019001081000015001272450062001422600038002043000011002424400080002536500023003332734320230531230753.0121025s20111   cc a   e b    000 0 chi9787545410365  a9787111339168  a7111339169  aHF5415.2b.Y221 aYang, jing10ashi chang diao yan ji chu yu shi xun/cyang, jingh[book]  aBeijing :bji xie gong ye,c2011.  a364 p. 0agao zhi gao zhuan“shi er wu”gui hua jiao cai shi chang ying xiao xi lie 4aMarketing research