Cita APA

Simpson, J. Y., Priestley, W. O., & Storer, H. R. (1855). The obstetric memoirs and contributions of James Y. Simpson. Lippincott.

Citación estilo Chicago

Simpson, James Young, W. O. Priestley, and H. R. Storer. The Obstetric Memoirs and Contributions of James Y. Simpson. Philadelphia: Lippincott, 1855.

Cita MLA

Simpson, James Young, et al. The Obstetric Memoirs and Contributions of James Y. Simpson. Lippincott, 1855.