Thurber, D. (1997). Poverty, erosion threaten famed Banaue rice terraces. Manila Bulletin.
芝加哥风格引文Thurber, David. "Poverty, Erosion Threaten Famed Banaue Rice Terraces." Manila Bulletin 1997.
MLA引文Thurber, David. "Poverty, Erosion Threaten Famed Banaue Rice Terraces." Manila Bulletin, 1997.
警告：这些引文格式不一定是100％准确.