Philippines (Republic). Bureau of the Census and Statistics. (1972). Distribution of family income, 1971. BCS.
芝加哥风格引文Philippines (Republic). Bureau of the Census and Statistics. Distribution of Family Income, 1971. Manila: BCS, 1972.
MLA引文Philippines (Republic). Bureau of the Census and Statistics. Distribution of Family Income, 1971. BCS, 1972.
警告：这些引文格式不一定是100％准确.