Wheeler, D. D., & Janis, I. L. (1980). A practical guide for making decisions. Free Press.
Lua i Stíl Chicago (17ú heag.)Wheeler, Daniel D., agus Irving L. Janis. A Practical Guide for Making Decisions. New York: Free Press, 1980.
Lua MLA (8ú heag.)Wheeler, Daniel D., agus Irving L. Janis. A Practical Guide for Making Decisions. Free Press, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.