APA-viite (7. p.)
CAULKINS, J. (1992). THINKING ABOUT DISPLACEMENT IN DRUG MARKETS: WHY OBSERVING CHANGE OF VENUE ISN'T ENOUGH.
Chicago-viite (17. p.)
CAULKINS, J.P. THINKING ABOUT DISPLACEMENT IN DRUG MARKETS: WHY OBSERVING CHANGE OF VENUE ISN'T ENOUGH. 1992.
MLA-viite (9. p.)
CAULKINS, J.P. THINKING ABOUT DISPLACEMENT IN DRUG MARKETS: WHY OBSERVING CHANGE OF VENUE ISN'T ENOUGH. 1992.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.