Perl, R. (1988). International narcotics control and foreign assistance certification: Requirements, procedures, timetables and guidelines. Congressional Research Service, the Library of Congress.
Chicago-Zitierstil (17. Ausg.)Perl, Raphael. International Narcotics Control and Foreign Assistance Certification: Requirements, Procedures, Timetables and Guidelines. [Washington]: Congressional Research Service, the Library of Congress, 1988.
MLA-Zitierstil (9. Ausg.)Perl, Raphael. International Narcotics Control and Foreign Assistance Certification: Requirements, Procedures, Timetables and Guidelines. Congressional Research Service, the Library of Congress, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.