APA引文

Espiritu, E. B. (2003). Why a clear population policy is important. IN Continuum [column]. Manila Times.

芝加哥风格引文

Espiritu, Edgardo B. "Why a Clear Population Policy Is Important. IN Continuum [column]." Manila Times 2003.

MLA引文

Espiritu, Edgardo B. "Why a Clear Population Policy Is Important. IN Continuum [column]." Manila Times, 2003.

警告：这些引文格式不一定是100％准确.