Lovejoy, G. S., Giandelia, J. W., & Hicks, M. (1974). Successful enforcement of an immunization law.
Chicago Style citaatLovejoy, G S., J W. Giandelia, en M. Hicks. Successful Enforcement of an Immunization Law. 1974.
MLA citatieLovejoy, G S., J W. Giandelia, en M. Hicks. Successful Enforcement of an Immunization Law. 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.