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