American Association of Teachers of German & Bagster-Collins, E. W. The German quarterly. [American Association of Teachers of German].
Чикаго-гийн эшлэл (17 дахь хэвлэлт)American Association of Teachers of German ба E. W. Bagster-Collins. The German Quarterly. [Philadelphia, etc.]: [American Association of Teachers of German].
MLA -ийн эшлэл (9 дэх хэвлэлт)American Association of Teachers of German ба E. W. Bagster-Collins. The German Quarterly. [American Association of Teachers of German].
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.