एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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