APA (7th ed.) Citation

Ziegler, P. (2011). National drug threat assessment and international drug control. Nova Science Publ.

Chicago Style (17th ed.) Citation

Ziegler, Paul. National Drug Threat Assessment and International Drug Control. New York: Nova Science Publ, 2011.

MLA (8th ed.) Citation

Ziegler, Paul. National Drug Threat Assessment and International Drug Control. Nova Science Publ, 2011.