Gaya APA

Dudek, R, W. (2014). Embryology (6th ed.). Philadelphia: Lippincott Williams & Wilkins, a Wolters Kluwer business.

Gaya MLA

Dudek, Ronald, W.. "Embryology". 6th ed. Philadelphia: Lippincott Williams & Wilkins, a Wolters Kluwer business, 2014. e-book.