Castillo, R. (2002). Phamaceutical marketing practices and the cost of drugs. Philippine Daily Inquirer.
Chicago Style (17th ed.) CitationCastillo, Rafael. "Phamaceutical Marketing Practices and the Cost of Drugs." Philippine Daily Inquirer 2002.
MLA (9th ed.) CitationCastillo, Rafael. "Phamaceutical Marketing Practices and the Cost of Drugs." Philippine Daily Inquirer, 2002.
Warning: These citations may not always be 100% accurate.