Dyfyniad APA

Troiano, N. H., Harvey, C. J., & Chez, B. F. (2013). High-risk & critical care obstetrics (Third edition.). Wolters Kluwer/Lippincott Williams & Wilkins Health.

Dyfyniad Arddull Chicago

Troiano, Nan H., Carol J. Harvey, and Bonnie Flood Chez. High-risk & Critical Care Obstetrics. Third edition. Philadelphia: Wolters Kluwer/Lippincott Williams & Wilkins Health, 2013.

Dyfyniad MLA

Troiano, Nan H., et al. High-risk & Critical Care Obstetrics. Third edition. Wolters Kluwer/Lippincott Williams & Wilkins Health, 2013.

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