Gutierrez, C. F. (2002). Aging gracefully. Health Today Philippines.
芝加哥风格引文Gutierrez, Carmela Farolan. "Aging Gracefully." Health Today Philippines 2002.
MLA引文Gutierrez, Carmela Farolan. "Aging Gracefully." Health Today Philippines, 2002.
警告：这些引文格式不一定是100％准确.