Cita APA (7th ed.)

Critchley, M. (1978). Butterworths Medical Dictionary (2nd ed.). Butterworths & Co Ltd..

Cita Chicago (17th ed.)

Critchley, Macdonald. Butterworths Medical Dictionary. 2nd ed. Great Britain: Butterworths & Co Ltd., 1978.

Cita MLA (9th ed.)

Critchley, Macdonald. Butterworths Medical Dictionary. 2nd ed. Butterworths & Co Ltd., 1978.