Leyva, J. F. (1940). Biochemical studies on tuberculosis. I. The purified protein derivative of tuberculin: Its isolation by a simpler method and its probable chemica identity. s.n.].
Chicago Style (17th ed.) CitationLeyva, Jose F. Biochemical Studies on Tuberculosis. I. The Purified Protein Derivative of Tuberculin: Its Isolation by a Simpler Method and Its Probable Chemica Identity. [S.l: s.n.], 1940.
MLA (9th ed.) CitationLeyva, Jose F. Biochemical Studies on Tuberculosis. I. The Purified Protein Derivative of Tuberculin: Its Isolation by a Simpler Method and Its Probable Chemica Identity. s.n.], 1940.
Warning: These citations may not always be 100% accurate.