RT Book T1 Drug and alcohol law for Canadians A1 Solomon, Robert A1 Hammond, Tracy A1 Langdon, Sharyn A2 Hammond, Tracy A2 Langdon, Sharyn LA English PP Toronto PB Addiction Research Foundation YR 1986 ED 2. ed. UL https://krimdok.uni-tuebingen.de/Record/1090953712 CN 344.71/0545