APA aipamena

John Tennent & Graham Friend. (2010). Guide to business modelling (Ed-2.). Profile Books.

Chicago Style aipamena

John Tennent and Graham Friend. Guide to Business Modelling. Ed-2. London: Profile Books, 2010.

MLA aipamena

John Tennent and Graham Friend. Guide to Business Modelling. Ed-2. Profile Books, 2010.