APA-Zitierstil (7. Ausg.)

Ellison, G., & Ellison, S. F. (2007). Strategic entry deterrence and the behavior of pharmaceutical incumbents prior to patent expiration. National Bureau of Economic Research.

Chicago-Zitierstil (17. Ausg.)

Ellison, Glenn, und Sara Fisher Ellison. Strategic Entry Deterrence and the Behavior of Pharmaceutical Incumbents Prior to Patent Expiration. Cambridge, Mass: National Bureau of Economic Research, 2007.

MLA-Zitierstil (9. Ausg.)

Ellison, Glenn, und Sara Fisher Ellison. Strategic Entry Deterrence and the Behavior of Pharmaceutical Incumbents Prior to Patent Expiration. National Bureau of Economic Research, 2007.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.