Cita APA (7th ed.)

English Language Services, I. (1966). Libro de medicina 3.

Cita Chicago (17th ed.)

English Language Services, Inc. Libro De Medicina 3. 1966.

Cita MLA (9th ed.)

English Language Services, Inc. Libro De Medicina 3. 1966.

Atenció: Aquestes cites poden no estar 100% correctes.