Wichman, K.
McKay's modern German-English and English-German dictionary with rules as pronunciation
New York, David Mckay Company
 Buku Referensi
Wessely, J.E.
Junior Classic German dictionary German-English and English-German
Chicago dsb. Pollett Publ. 1946
 Buku Referensi
Breul, Karl
Heath's new German and English dictionary. With a phonetic key to pronunciation
Boston D.C. Heath 1936
 Buku Referensi
Klatt, Edmund
Langenscheidts Schulworterbuch English-Deutch; Deutsch English
Berlin Langenscheidt KG. Verlag buchhandlung 1961
 Buku Referensi
Concise Oxford duden German dictionary English-German, German-English
Oxford , Clarendon Press
 Buku Referensi