| Type |  Book |
| ชื่อเรื่อง | Mastering german level two : Hear it. speak it. write it. read it / Developed by the Foreign Service Institute |
| ISBN | 0812013654 (pbk.) |
| พิมพลักษณ์ | New York : Barron's, 1992 |
| รูปเล่ม | 376 p |
| หัวเรื่อง | German language --Grammar [] |
| | German language --Sentences [] |
| | German language --Textbooks for foreign speakers [] |
| | German language --Vocabularly [] |