Philippines. Commission on Population. (1974). Four-year population program: '73-'74 through '76-'77. The Commission.
芝加哥风格引文Philippines. Commission on Population. Four-year Population Program: '73-'74 Through '76-'77. Makati, Rizal: The Commission, 1974.
MLA引文Philippines. Commission on Population. Four-year Population Program: '73-'74 Through '76-'77. The Commission, 1974.
警告：这些引文格式不一定是100％准确.