Martin, S. (2001). Anthrax virus scare, ginagamit ng drug companies para kumita. Kabayan.
Chicago-viite (17. p.)Martin, Sammy. "Anthrax Virus Scare, Ginagamit Ng Drug Companies Para Kumita." Kabayan 2001.
MLA-viite (9. p.)Martin, Sammy. "Anthrax Virus Scare, Ginagamit Ng Drug Companies Para Kumita." Kabayan, 2001.
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