APA
Gossop M. (. &. G. M. (., .Preventing and controlling drug abuse. World Health Organisation, Geneva: .
Chicago
Gossop M (ed) & Grant M (ed), .Preventing and controlling drug abuse. World Health Organisation, Geneva: .
Harvard
Gossop M. (. &. G. M. (., .Preventing and controlling drug abuse. World Health Organisation, Geneva: .
MLA
Gossop M (ed) & Grant M (ed), .World Health Organisation, Geneva: . .