Dyfyniad APA

Cecil, R. L., Wyngaarden, J. B., Smith, L. H., & Bennett, J. C. (1992). Cecil textbook of medicine (19th ed.). Saunders.

Dyfyniad Arddull Chicago

Cecil, Russell L., James B. Wyngaarden, Lloyd H. Smith, and J. Claude Bennett. Cecil Textbook of Medicine. 19th ed. Philadelphia: Saunders, 1992.

Dyfyniad MLA

Cecil, Russell L., et al. Cecil Textbook of Medicine. 19th ed. Saunders, 1992.

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