E-Source Home  >  Subject List  >  Language Learning E-Sources Mango Languages     Over 70 languages and counting. If you're looking to learn new languages and meet new cultures from near and far, you've come to the right place. From Spanish and French to Azerbaijani, English, and even Pirate, we've got you covered. Rosetta Stone     If you are looking to learn a brand new language, further your ESL learning as non-native English speakers, or brush up on a language for business or vacation travel, Rosetta Stone Library Solution is the perfect solution.