1
by Kilmer, Beau, Caulkins, Jonathan P., Midgette, Gregory, Dahlkemper, Linden
Published 2013
RAND, Drug Policy Research Center
Subjects: '; ...SOCIAL SCIENCE / Criminology...

2
by Grass, Dieter, Caulkins, Jonathan P., Feichtinger, Gustav, Tragler, Gernot
Published 2008
Springer Berlin Heidelberg