World Health Organization. (2001). How to develop and implement a national drug policy (2nd ed.). World Health Organization.
Chicagoスタイル(17版)引用形式World Health Organization. How to Develop and Implement a National Drug Policy. 2nd ed. Geneva: World Health Organization, 2001.
MLA(9版)引用形式World Health Organization. How to Develop and Implement a National Drug Policy. 2nd ed. World Health Organization, 2001.
警告: この引用は必ずしも正確ではありません.