Dyfyniad APA
Morgan, G., Hamilton, C., Brogan, J. E., Rainey, S. B., & Hallowell, R. (2003). Practice guidelines for obstetrics & gynecology (Second edition.). Lippincott Williams & Wilkins.
Dyfyniad Arddull Chicago
Morgan, Geri, Carole Hamilton, Jennifer E. Brogan, Susan Barta Rainey, and Rosanne Hallowell. Practice Guidelines for Obstetrics & Gynecology. Second edition. Philadelphia, Pennsylvania: Lippincott Williams & Wilkins, 2003.
Dyfyniad MLA
Morgan, Geri, et al. Practice Guidelines for Obstetrics & Gynecology. Second edition. Lippincott Williams & Wilkins, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.