Cunningham, f. g., Suyono, Y. J., Hartono, A., Pendit, B. u., & Hartanto, H. (2005). Obstetri Williams. EGC.
芝加哥风格引文Cunningham, f. gary, Y. Joko Suyono, Andry Hartono, Brahmu u. Pendit, 与 Huriawati Hartanto. Obstetri Williams. EGC, 2005.
MLA引文Cunningham, f. gary, et al. Obstetri Williams. EGC, 2005.
警告：这些引文格式不一定是100％准确.