Cita APA

Shackelford, R. T., & Yeo, C. J. (2013). Shackelford's surgery of the alimentary tract (7. edition.). Philadelphia, PA: Elsevier Saunders.

Citación estilo Chicago

Shackelford, Richard T., y Charles J. Yeo. Shackelford's Surgery of the Alimentary Tract. 7. edition. Philadelphia, PA: Elsevier Saunders, 2013.

Cita MLA

Shackelford, Richard T., y Charles J. Yeo. Shackelford's Surgery of the Alimentary Tract. 7. edition. Philadelphia, PA: Elsevier Saunders, 2013.