APA (7th ed.) Citation

Porter, D. B., Porter, R., Porter, D., & Porter, R. S. (1989). Patient's progress: Doctors and doctoring in eighteenth-century England. Polity Press [u.a.].

Chicago Style (17th ed.) Citation

Porter, Dorothy B., Roy Porter, Dorothy Porter, and Roy Sydney Porter. Patient's Progress: Doctors and Doctoring in Eighteenth-century England. Cambridge: Polity Press [u.a.], 1989.

MLA (8th ed.) Citation

Porter, Dorothy B., et al. Patient's Progress: Doctors and Doctoring in Eighteenth-century England. Polity Press [u.a.], 1989.