Stack:
- Hayes, A Manual of Sumerian Grammar and Texts
- Snell, Workbook of Cuneiform Signs
- 김창대, 『25일 완성 히브리어 산책』
- 황성일, 『성경 히브리어 문법』
- Dobson, Learn New Testament Greek
- Wheelock and Lafleur, Wheelock's Latin
- Chambers, Latin Alive and Well
- Ørberg, Lingua Latina: Familia Romana
- Ørberg, Lingua Latina: Colloquia Personarum
- Lambdin, An Introduction to the Gothic Language
- Bennett, An Introduction to the Gothic Language
- 김영중,윤혜준 『고트어Gotisch』
- 中川 裕 (監修), 『ニューエクスプレス・スペシャル 日本語の隣人たち』
- Bulger, New French With Ease (Collection Assimil)
- Bulger, Using French (Collection Assimil)