books.google.fr - GET D!RTYNext time you're traveling or just chattin' in German with your friends, drop the textbook formality and bust out with expressions they never teach you in school, including:?Cool slang?Funny insults?Explicit sex terms?Raw swear wordsDirty German teaches the casual expressions heard every day...http://books.google.fr/books/about/Dirty_German.html?hl=fr&id=ILImS8iDwfoC&utm_source=gb-gplus-shareDirty German
