Lenton, S. (2001). Re:Cannabis as a gateway drug: comments on Fergusson and Horwood (2000) (Addiction 95(4)). Addiction, 96, (3), pp. 511-513. [RJ352]
Lenton, S., Heale, P., Erickson, P., G., Single, E., Lang, E. and Hawks, D., V. (2000). The regulation of cannabis possession, use and supply: a discussion document prepared for the Drugs and Crime Prevention Committee of The Parliament of Victoria. National Drug Research Institute, Perth, Western Australia. ISBN: 1863428569 [M25]