Stem-, Spraak- en Taalpathologie | University of Groningen Press. Cambridge University Press.
Čikaški stil citiranja (17. izdanje)Stem-, Spraak- En Taalpathologie | University of Groningen Press. Cambridge University Press.
MLA način citiranja (9. izdanje)Stem-, Spraak- En Taalpathologie | University of Groningen Press. Cambridge University Press.
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