Collins German dictionary
Harper Collins Publisher, 1991,
Buku Referensi
Langenscheidt new college German dictionary
Langenscheidt, 1995
Buku Referensi
Shaw, Gisela
Pocket dictionary of business German
Hodder & Stoughton, 1995
Buku Referensi
The Oxford-duden German dictionary
Clarendon Press, 1990
Buku Referensi
The Oxford-duden German dictionary
Clarendon Press, 1990
Buku Referensi