Shavell, S., & Spier, K. (1996). Threats without binding commitment. National Bureau of Economic Research.
Lua i Stíl Chicago (17ú heag.)Shavell, Steven, agus Kathryn Spier. Threats Without Binding Commitment. Cambridge: National Bureau of Economic Research, 1996.
Lua MLA (9ú heag.)Shavell, Steven, agus Kathryn Spier. Threats Without Binding Commitment. National Bureau of Economic Research, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.