"Learn to speak, read, and write any of 80 languages. Includes live tutors, feature films, music with lyrics, pronunciation analysis, quizzes, and more! Also features ESL for 50 non-English languages."
A full text source for theory and research in international affairs. Coverage from 1991 to present. Includes working papers from university research institutes, occasional papers series from NGOs, foundation-funded research projects, and proceedings from conferences.