Leonard Jason-Lloyd 
Misuse of Drugs [PDF ebook] 

A much needed basic and accessible guide.An overview of the complex world of proscribed drugs that explains the key provisions and how they interact in a straightforward and readable way — including via tables and notes on drug classification. Drug classifications are explained, as are the rules for drug possession by lay people, doctors, pharmacists, and police. Simple, straightforward and indispensable for newcomers and those seeking to put existing drugs knowledge into perspective.The author also explains the key drugs terminology, making the book of interest to police, courts, prosecutors, defence advocates, those from the corrections service, drugs and crime prevention workers — and students, researchers and others.