Cagahastian, D. C. (2003). Men outnumber women in use of illegal drugs among drivers. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Cagahastian, Diego C. "Men Outnumber Women in Use of Illegal Drugs Among Drivers." Manila Bulletin 2003.
Lua MLA (9ú heag.)Cagahastian, Diego C. "Men Outnumber Women in Use of Illegal Drugs Among Drivers." Manila Bulletin, 2003.
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