American Association of Teachers of German & Bagster-Collins, E. W. The German quarterly. [American Association of Teachers of German].
Chicago-viite (17. p.)American Association of Teachers of German ja E. W. Bagster-Collins. The German Quarterly. [Philadelphia, etc.]: [American Association of Teachers of German].
MLA-viite (9. p.)American Association of Teachers of German ja E. W. Bagster-Collins. The German Quarterly. [American Association of Teachers of German].
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