Holmes, D., & Solomon, T. (1971). Drug use in matched groups of hippies and non hippies. Center for Community Research.
Chicago-Zitierstil (17. Ausg.)Holmes, Douglas, und Theo Solomon. Drug Use in Matched Groups of Hippies and Non Hippies. New York: Center for Community Research, 1971.
MLA-Zitierstil (9. Ausg.)Holmes, Douglas, und Theo Solomon. Drug Use in Matched Groups of Hippies and Non Hippies. Center for Community Research, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.