Harbin, E. O. (1940). The fun encyclopedia: A comprehensive, all purpose, entertainment plan book, for home, club, school, church, and playground. Cokesbury Press.
芝加哥风格引文Harbin, Elvin Oscar. The Fun Encyclopedia: A Comprehensive, All Purpose, Entertainment Plan Book, for Home, Club, School, Church, and Playground. Nashville: Cokesbury Press, 1940.
MLA引文Harbin, Elvin Oscar. The Fun Encyclopedia: A Comprehensive, All Purpose, Entertainment Plan Book, for Home, Club, School, Church, and Playground. Cokesbury Press, 1940.
警告：这些引文格式不一定是100％准确.