Encyclopedia of Global Change The entries cover a range of general research categories: altered ecosystems, climate change, food and water supply, population, politics and global change, institutions and policies, biographies, and case studies. Oxford Encyclopedia of the Modern World Covers major social, economic, cultural and political topics from 1750 to the present. Encyclopedia of Law and Society Covers important information about Law and Society from an interdisciplinary perspective Encyclopedia of Play: A Social History Full-text articles on various types of games, history of games and other aspects of play and recreational activity. Encyclopedia of Case Study Research Full-text articles on case study research