Cita APA

Heatley, N. G. (1944). A method for the assay of penicillin.

Chicago Style Citation

Heatley, N. G. A Method for the Assay of Penicillin. 1944.

Cita MLA

Heatley, N. G. A Method for the Assay of Penicillin. 1944.

Atenció: Aquestes cites poden no estar 100% correctes.