2Sondergaard Helle Alsted,Grunert Klaus G,Scholderer Joachim.Consumer attitudes to enzymes in food production.Trends in Food Science & Technology.2005,(16):466-474.
3Wood Charles M,Scheer Lisa K..Incorporating Perceived Risk into Models of Consumer Deal Assessment and Purchase Intent.Advances in Consumer Research,1996,(23):399-405.
4Buttle,Francis A.Word of mouth:understanding and managing referral marketing[].Journal of Strategic Marketing.1998
5Alexander,Ralph S.Marketing Definitions[]..1964
6Barbara Bickart,Robert M Schindler.Expanding the Scope of Word of Mouth:Customer-to-Customer information on the Internet[].Ad-vances in Consumer Research.2002
7Goldsmith,R.E,Horowitz,D."Measuring motivations for online opinion seeking"[].Journal of Interactive Advertising.2006
8Arndt Johan.Role of Product-related Conversations in the Diffusion of a New Product[].Journal of Marketing Researching.1967
9Hogan,J. E,Lemon,K. N.Quantifying the ripple: Word-of-mouth and advertising effectiveness[].Journal of Advertising.1991
10Brooks Jr Robert C.word-of-mouth advertising in seling new products[].Journal of Marketing.1957