Cita APA (7a ed.)

Boyd, W. C. (1939). A text book of pathology. An introduction to medicine (3 ed. thoroufhly revised.). Lea & Febiger.

Cita Chicago Style (17a ed.)

Boyd, William C. A Text Book of Pathology. An Introduction to Medicine. 3 ed. thoroufhly revised. Philadelphia: Lea & Febiger, 1939.

Cita MLA (9a ed.)

Boyd, William C. A Text Book of Pathology. An Introduction to Medicine. 3 ed. thoroufhly revised. Lea & Febiger, 1939.