Citazione Stile APA (7a Edizione)

Edited by Porter , R. (1993). Companion encyclopedia of the history of: Medicine. Routledge.

Citazione stile Chigago Style (17a edizione)

Edited by Porter , Roy. Companion Encyclopedia of the History of: Medicine. London: Routledge, 1993.

Citatione MLA (9a ed.)

Edited by Porter , Roy. Companion Encyclopedia of the History of: Medicine. Routledge, 1993.