APA-referens (7:e uppl.)

ebrary, Inc, & David, A. (2011). Competitive intelligence and decision problems. ISTE ; John Wiley & Sons.

Chicago-referens (17:e uppl.)

ebrary, Inc, och Amos David. Competitive Intelligence and Decision Problems. London : Hoboken, N.J.: ISTE ; John Wiley & Sons, 2011.

MLA-referens (9:e uppl.)

ebrary, Inc, och Amos David. Competitive Intelligence and Decision Problems. ISTE ; John Wiley & Sons, 2011.