APA (7e ed.) Bronvermelding

Sumpay, J. D. (1998). World prices of coconut oil, gold on the decline. IN Monitoring the economy [column]. Today.

Chicago (17e ed.) Bronvermelding

Sumpay, Jose D. "World Prices of Coconut Oil, Gold on the Decline. IN Monitoring the Economy [column]." Today 1998.

MLA (8e ed.) Bronvermelding

Sumpay, Jose D. "World Prices of Coconut Oil, Gold on the Decline. IN Monitoring the Economy [column]." Today, 1998.