APA aipamena

Yap, R. C. (2004). Greening the market. IN Commentary [column]. Philippine Daily Inquirer.

Chicago Style aipamena

Yap, Roberto C. "Greening the Market. IN Commentary [column]." Philippine Daily Inquirer 2004.

MLA aipamena

Yap, Roberto C. "Greening the Market. IN Commentary [column]." Philippine Daily Inquirer, 2004.