USAID< USP USA. (1998). Study on priority and misused drugs.
芝加哥风格引文USAID< USP USA. Study on Priority and Misused Drugs. 1998.
MLA引文USAID< USP USA. Study on Priority and Misused Drugs. 1998.
警告：这些引文格式不一定是100％准确.
APA引文
USAID< USP USA. (1998). Study on priority and misused drugs.
芝加哥风格引文USAID< USP USA. Study on Priority and Misused Drugs. 1998.
MLA引文USAID< USP USA. Study on Priority and Misused Drugs. 1998.