Ecological Variations in Heroin Abuse.

MLA

John Redlinger, Lawrence, and Jerry B. Michel. “Ecological Variations in Heroin Abuse.” Sociological Quarterly, vol. 11, no. 2, Spring 1970, pp. 219–29. EBSCOhost, https://doi.org/10.1111/j.1533-8525.1970.tb01446.x.

APA

John Redlinger, L., & Michel, J. B. (1970). Ecological Variations in Heroin Abuse. Sociological Quarterly, 11(2), 219–229. https://doi.org/10.1111/j.1533-8525.1970.tb01446.x

Chicago

John Redlinger, Lawrence, and Jerry B. Michel. 1970. “Ecological Variations in Heroin Abuse.” Sociological Quarterly 11 (2): 219–29. doi:10.1111/j.1533-8525.1970.tb01446.x.