Cita APA (7a ed.)

Nieradko-Iwanicka, B. (2020). Hygiene – gold standard not only in prevention of COVID-19 infection. Termedia Publishing House.

Cita Chicago Style (17a ed.)

Nieradko-Iwanicka, Barbara. Hygiene – Gold Standard Not Only in Prevention of COVID-19 Infection. Termedia Publishing House, 2020.

Cita MLA (8a ed.)

Nieradko-Iwanicka, Barbara. Hygiene – Gold Standard Not Only in Prevention of COVID-19 Infection. Termedia Publishing House, 2020.