ScienceDirect (Online service) & Belden, M. (2010). Obstetrics and gynecology: A competency-based companion. Saunders/Elsevier.
Chicago Style (17th ed.) CitationScienceDirect (Online service) and Michael Belden. Obstetrics and Gynecology: A Competency-based Companion. Philadelphia, PA: Saunders/Elsevier, 2010.
MLA (9th ed.) CitationScienceDirect (Online service) and Michael Belden. Obstetrics and Gynecology: A Competency-based Companion. Saunders/Elsevier, 2010.
Warning: These citations may not always be 100% accurate.