APA
Leonard K., Zivin Joshua Graff & National Bureau Of Economic Research. (2003). Outcome versus service based payments in health care: Lessons from African traditional healers. Cambridge, MA: NBER.
Chicago
Leonard Kenneth, Zivin Joshua Graff and National Bureau Of Economic Research. 2003. Outcome versus service based payments in health care: Lessons from African traditional healers. Cambridge, MA: NBER.
Harvard
Leonard K., Zivin Joshua Graff and National Bureau Of Economic Research. (2003). Outcome versus service based payments in health care: Lessons from African traditional healers. Cambridge, MA: NBER.
MLA
Leonard Kenneth, Zivin Joshua Graff and National Bureau Of Economic Research. Outcome versus service based payments in health care: Lessons from African traditional healers. Cambridge, MA: NBER. 2003.