Gaya APA

Embryology, L, M. (2012). T.W. Sadler (E-book). -: Wolters Kluwer Health / Lippincott Williams & Wilkins.

Gaya MLA

Embryology, Langman's, Medical. "T.W. Sadler". E-book -: Wolters Kluwer Health / Lippincott Williams & Wilkins, 2012. BIDAN.