@misc{ais_repository_2359, title = {Obstetri Williams Panduan Ringkas Ed. 21}, author = {Kenneth J. Leveno and F. Gary Cunningham}, year = {2020}, publisher = {Penerbit Buku Kedokteran EGC}, howpublished = {Repository AIS}, note = {oai:ais:library-item:17637} }