Estrada, E. (2003). Quadruplets born ; 3 die after hospital runaround. Manila Times.
Chicagoスタイル(17版)引用形式Estrada, Eric. "Quadruplets Born ; 3 Die After Hospital Runaround." Manila Times 2003.
MLA(9版)引用形式Estrada, Eric. "Quadruplets Born ; 3 Die After Hospital Runaround." Manila Times, 2003.
警告: この引用は必ずしも正確ではありません.