Dyfyniad APA
Barrett, D., & Veerman, P. E. (2012). Article 33: Protection from narcotic drugs and psychotropic substances. Martinus Nijhoff Publishers.
Dyfyniad Arddull Chicago
Barrett, Damon, and Philip E. Veerman. Article 33: Protection from Narcotic Drugs and Psychotropic Substances. Leiden ; Boston: Martinus Nijhoff Publishers, 2012.
Dyfyniad MLA
Barrett, Damon, and Philip E. Veerman. Article 33: Protection from Narcotic Drugs and Psychotropic Substances. Martinus Nijhoff Publishers, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.