(1997). Nature's economic value: Undervaluation cause of degradation. Manila Chronicle.
Chicago Style (17th ed.) Citation"Nature's Economic Value: Undervaluation Cause of Degradation." Manila Chronicle 1997.
MLA (9th ed.) Citation"Nature's Economic Value: Undervaluation Cause of Degradation." Manila Chronicle, 1997.
Warning: These citations may not always be 100% accurate.