Bremmer, R. H. (2009). An introduction to Old Frisian: History, grammar, reader, glossary. John Benjamins Pub. Co..
Tohutoru Kātū Chicago (17th ed.)Bremmer, Rolf H. An Introduction to Old Frisian: History, Grammar, Reader, Glossary. Amsterdam ; Philadelphia: John Benjamins Pub. Co., 2009.
Tohutoro MLA (9th ed.)Bremmer, Rolf H. An Introduction to Old Frisian: History, Grammar, Reader, Glossary. John Benjamins Pub. Co., 2009.
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