APA aipamena

Sammon, W. L., & Kurkland, M. A. (1984). Business Competitor Intelligence. Ronald.

Chicago Style aipamena

Sammon, William L., and Mark A. Kurkland. Business Competitor Intelligence. New York: Ronald, 1984.

MLA aipamena

Sammon, William L., and Mark A. Kurkland. Business Competitor Intelligence. Ronald, 1984.