More than 3,000 alphabetically arranged entries cover more than 700 operas, with information on composers, librettists, singers, conductors, plots, opera houses

Women have been involved in baseball from the game's early days, in a wide range of capacities. This ambitious encyclopedia provides information on women player

A distinguished student of the occult explains the nature of the current fascination with black magic and witchcraft and provides some well-tested defensive tec

"The Encyclopedia of Organic, Sustainable, and Local Food pulls together a fascinating array of diverse, interdisciplinary topics to provide a thorough overview