APA (7e ed.) Bronvermelding

Athey, S., & Stern, S. (1998). The adoption and impact of advanced emergency response services. National Bureau of Economic Research.

Chicago (17e ed.) Bronvermelding

Athey, Susan, en Scott Stern. The Adoption and Impact of Advanced Emergency Response Services. Cambridge: National Bureau of Economic Research, 1998.

MLA (9e ed.) Bronvermelding

Athey, Susan, en Scott Stern. The Adoption and Impact of Advanced Emergency Response Services. National Bureau of Economic Research, 1998.