Cita APA

Harris, H. E. (1947). Points from Letters: Control of Measles.

Chicago Style Citation

Harris, H. Elwin. Points From Letters: Control of Measles. 1947.

Cita MLA

Harris, H. Elwin. Points From Letters: Control of Measles. 1947.

Atenció: Aquestes cites poden no estar 100% correctes.