APA引文

Al-Alaiyan, S. (2008). Call to establish a national lower limit of viability. Ann Saudi Med.

Citação norma Chicago

Al-Alaiyan, Saleh. "Call to Establish a National Lower Limit of Viability." Ann Saudi Med 2008.

MLA引文

Al-Alaiyan, Saleh. "Call to Establish a National Lower Limit of Viability." Ann Saudi Med 2008.

警告：這些引文格式不一定是100％准確.