Athey, S., & Stern, S. (1998). The adoption and impact of advanced emergency response services. National Bureau of Economic Research.
Citazione stile Chigago Style (17a edizione)Athey, Susan, e Scott Stern. The Adoption and Impact of Advanced Emergency Response Services. Cambridge: National Bureau of Economic Research, 1998.
Citatione MLA (9a ed.)Athey, Susan, e Scott Stern. The Adoption and Impact of Advanced Emergency Response Services. National Bureau of Economic Research, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.