Philippines. Laws, statutes, etc. (1972). Social security law, 1972. Social Security System].
芝加哥风格引文Philippines. Laws, statutes, etc. Social Security Law, 1972. [Quezon City: Social Security System], 1972.
MLA引文Philippines. Laws, statutes, etc. Social Security Law, 1972. Social Security System], 1972.
警告：这些引文格式不一定是100％准确.