TY  - BOOK
AU  - Wang guo hong
AU  - Du nan lan
TI  - Shi chang diao cha yu yu ce
SN  - 9787562261391
AV  - HF5415 .W326
PY  - 2013///
CY  - Wu han
PB  - Hua zhong shi fan ta xue chu ban she
KW  - Market research
ER  -