Gutierrez, C. F. (2002). Aging gracefully. Health Today Philippines.
Chicagoスタイル(17版)引用形式Gutierrez, Carmela Farolan. "Aging Gracefully." Health Today Philippines 2002.
MLA(9版)引用形式Gutierrez, Carmela Farolan. "Aging Gracefully." Health Today Philippines, 2002.
警告: この引用は必ずしも正確ではありません.