Martin, S. (2001). Anthrax virus scare, ginagamit ng drug companies para kumita. Kabayan.
芝加哥风格引文Martin, Sammy. "Anthrax Virus Scare, Ginagamit Ng Drug Companies Para Kumita." Kabayan 2001.
MLA引文Martin, Sammy. "Anthrax Virus Scare, Ginagamit Ng Drug Companies Para Kumita." Kabayan, 2001.
警告：这些引文格式不一定是100％准确.