Cita APA

Branch, A. (1935). TUBERCULIN P.P.D. (PURIFIED PROTEIN DERIVATIVE).

Chicago Style Citation

Branch, Arnold. TUBERCULIN P.P.D. (PURIFIED PROTEIN DERIVATIVE). 1935.

Cita MLA

Branch, Arnold. TUBERCULIN P.P.D. (PURIFIED PROTEIN DERIVATIVE). 1935.

Atenció: Aquestes cites poden no estar 100% correctes.