Cita APA (7th ed.)

Cunningham, f. g., Suyono, Y. J., Hartono, A., Pendit, B. u., & Hartanto, H. (2005). Obstetri Williams. EGC.

Cita Chicago (17th ed.)

Cunningham, f. gary, Y. Joko Suyono, Andry Hartono, Brahmu u. Pendit, i Huriawati Hartanto. Obstetri Williams. EGC, 2005.

Cita MLA (9th ed.)

Cunningham, f. gary, et al. Obstetri Williams. EGC, 2005.