APA引文

Simonsen, C. C., Chen, E. Y., & Levinson, A. D. (1983). Identification of the type I trimethoprim-resistant dihydrofolate reductase specified by the Escherichia coli R-plasmid R483: Comparison with procaryotic and eucaryotic dihydrofolate reductases.

Citação norma Chicago

Simonsen, C C., E Y. Chen, and A D. Levinson. Identification of the Type I Trimethoprim-resistant Dihydrofolate Reductase Specified By the Escherichia Coli R-plasmid R483: Comparison With Procaryotic and Eucaryotic Dihydrofolate Reductases. 1983.

MLA引文

Simonsen, C C., E Y. Chen, and A D. Levinson. Identification of the Type I Trimethoprim-resistant Dihydrofolate Reductase Specified By the Escherichia Coli R-plasmid R483: Comparison With Procaryotic and Eucaryotic Dihydrofolate Reductases. 1983.

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