APA (7th ed.) Citation
CAULKINS, J., & ET AL. (1999). WHAT DRUG DEALERS TELL US ABOUT THEIR COSTS OF DOING BUSINESS.
Chicago Style (17th ed.) Citation
CAULKINS, J.P, and ET AL. WHAT DRUG DEALERS TELL US ABOUT THEIR COSTS OF DOING BUSINESS. 1999.
MLA (9th ed.) Citation
CAULKINS, J.P, and ET AL. WHAT DRUG DEALERS TELL US ABOUT THEIR COSTS OF DOING BUSINESS. 1999.
Warning: These citations may not always be 100% accurate.