Cagahastian, D. C. (2003). Men outnumber women in use of illegal drugs among drivers. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCagahastian, Diego C. "Men Outnumber Women in Use of Illegal Drugs Among Drivers." Manila Bulletin 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCagahastian, Diego C. "Men Outnumber Women in Use of Illegal Drugs Among Drivers." Manila Bulletin, 2003.
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