Birkhan, H. (1974). Philologica Germanica. Braumüller.
I tāruatia paitia ki te papatopenga
Kua rahua te tārua ki te papatopenga
Tohutoru Kātū Chicago (17th ed.)
Birkhan, Helmut. Philologica Germanica. Wien, Stuttgart: Braumüller, 1974.
I tāruatia paitia ki te papatopenga
Kua rahua te tārua ki te papatopenga
Tohutoro MLA (9th ed.)
Birkhan, Helmut. Philologica Germanica. Braumüller, 1974.
I tāruatia paitia ki te papatopenga
Kua rahua te tārua ki te papatopenga
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