APA ציטוט

Schmidt, W. H., & Moyer, A. J. (1944). Penicillin: I. Methods of assay.

Citação norma Chicago

Schmidt, William H., and Andrew J. Moyer. Penicillin: I. Methods of Assay. 1944.

ציטוט MLA

Schmidt, William H., and Andrew J. Moyer. Penicillin: I. Methods of Assay. 1944.