TY  - BOOK
AU  - Cooper, Brant
AU  - Vlaskovits, Patrick
AU  - Blank Steven Gary
TI  - The entrepreneur's guide to customer development: a "cheat sheet" to the four steps to the epiphany
SN  - 0982743607
AV  - HF5415.335 .C66 2010 
PY  - 2010///
CY  - Great Britain
PB  - Amazon
KW  - Consumer satisfaction
ER  -