(2002). Bulacan 1st province to adopt unified health system. Manila Times.
Chicago Style (17th ed.) Citation"Bulacan 1st Province to Adopt Unified Health System." Manila Times 2002.
MLA引文"Bulacan 1st Province to Adopt Unified Health System." Manila Times, 2002.
警告：這些引文格式不一定是100％准確.