Secret Soldiers: How a Troupe of American Artists, Designers and Sonic Wizards Won World War II's Battles of Deception Against the Germans

German Dictionary: German-English/English-German (Living Language)

Living Language Conversational German (Living Language)

Two Hundred and One German Verbs Fully Conjugated in All the Tenses

100 Poems Without a Country (German Poetry)

History of the Christian Church: German Reformation (German Reformation)

German Generals Talk

Yachtsman's Eight Language Dictionary: English, French, German, Dutch, Danish, Italian, Spanish, Portuguese

Also Sprach Zarathustra: German Language Ed

International Dictionary of Obscenities: A Guide to Dirty Words and Indecent Expressions in Spanish, Italian, French, German and Russian