Wolkowski, Z. W. (2017). Seven centuries of Polish Marian poetry: The spirit and the letter : chirographic and semiotic studies.
Čikaški stil citiranja (17. izdanje)Wolkowski, Z. W. Seven Centuries of Polish Marian Poetry: The Spirit and the Letter : Chirographic and Semiotic Studies. 2017.
MLA način citiranja (8. izdanje)Wolkowski, Z. W. Seven Centuries of Polish Marian Poetry: The Spirit and the Letter : Chirographic and Semiotic Studies. 2017.
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