검색어[키워드: Testing business ideas :]
1. Testing Business Ideas
978-1-119-55144-7;
Social Sciences -- Industries. Land use. Labor -- Management. Industrial management
전문(Full Text) 제공 DB / 패키지 :
2. Young entrepreneur's video guide. Section 1, Starting a business. Chapter three, Testing the idea
전문(Full Text) 제공 DB / 패키지 :