APA način citiranja

Tzanno-Martins, C. (2020). Covid-19 pandemic: From carnival masks to surgical masks. J Bras Nefrol.

Čikaški stil citiranja

Tzanno-Martins, Carmen. "Covid-19 Pandemic: From Carnival Masks to Surgical Masks." J Bras Nefrol 2020.

MLA način citiranja

Tzanno-Martins, Carmen. "Covid-19 Pandemic: From Carnival Masks to Surgical Masks." J Bras Nefrol 2020.

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