APA aipamena

Maskell, R. (1983). Trimethoprim resistance in Gram negative urinary pathogens.

Chicago Style aipamena

Maskell, R. Trimethoprim Resistance in Gram Negative Urinary Pathogens. 1983.

MLA aipamena

Maskell, R. Trimethoprim Resistance in Gram Negative Urinary Pathogens. 1983.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.