Underwood, J., & by James D. Underwood. (2013). Competitive intelligence for dummies. Hoboken, N.J.,Chichester: Wiley,John Wiley [distributor].
استشهاد بنمط شيكاغوUnderwood, Jim, و by James D. Underwood. Competitive Intelligence for Dummies. Hoboken, N.J.,Chichester: Wiley,John Wiley [distributor], 2013.
MLA استشهادUnderwood, Jim, و by James D. Underwood. Competitive Intelligence for Dummies. Hoboken, N.J.,Chichester: Wiley,John Wiley [distributor], 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.