APA
Ellickson P., Stern S. & Trajtenberg M. (1999). Patient welfare and patient compliance : an empirical framework for measuring the benefits from pharmaceutical innovation. Cambridge, Mass: National Bureau of Economic Research.
Chicago
Ellickson Paul, Stern Scott and Trajtenberg Manuel. 1999. Patient welfare and patient compliance : an empirical framework for measuring the benefits from pharmaceutical innovation. Cambridge, Mass: National Bureau of Economic Research.
Harvard
Ellickson P., Stern S. and Trajtenberg M. (1999). Patient welfare and patient compliance : an empirical framework for measuring the benefits from pharmaceutical innovation. Cambridge, Mass: National Bureau of Economic Research.
MLA
Ellickson Paul, Stern Scott and Trajtenberg Manuel. Patient welfare and patient compliance : an empirical framework for measuring the benefits from pharmaceutical innovation. Cambridge, Mass: National Bureau of Economic Research. 1999.