WONDER HOUSE. (2023). KNOWLEDGE ENCYCLOPEDIA HUMAN BODY HEART & CIRCULATORY SYSTEM (2023.). WONDER HOUSE PUBLICATIONS.
Čikaški stil citiranja (17. izdanje)WONDER HOUSE. KNOWLEDGE ENCYCLOPEDIA HUMAN BODY HEART & CIRCULATORY SYSTEM. 2023. MUMBAI: WONDER HOUSE PUBLICATIONS, 2023.
MLA način citiranja (9. izdanje)WONDER HOUSE. KNOWLEDGE ENCYCLOPEDIA HUMAN BODY HEART & CIRCULATORY SYSTEM. 2023. WONDER HOUSE PUBLICATIONS, 2023.
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