@article{ Solr-1639619631, title = {A Longitudinal Analysis of Mediating Variables in the Drug Use-Dropping out Relationship}, journal = {Criminology}, volume = {32}, number = {3}, pages = {415-439}, author = {Kaplan, Howard B.}, editor = {Liu, Xiaoru}, year = {1994}, url = {https://doi.org/10.1111/j.1745-9125.1994.tb01160.x} }