Kramarev, S. (2013). Differentiated Approach to the Treatment of Cough. Zaslavsky O.Yu.
Čikaški stil citiranja (17. izdanje)Kramarev, S.A. Differentiated Approach to the Treatment of Cough. Zaslavsky O.Yu, 2013.
MLA način citiranja (9. izdanje)Kramarev, S.A. Differentiated Approach to the Treatment of Cough. Zaslavsky O.Yu, 2013.
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