eBook Central College Complete (ProQuest) ProQuest Ebook Central is a collection of more than 54,000 full-text ebooks that can be viewed online or in many cases, downloaded to mobile devices or eReaders. Topics include agriculture, anthropology, education, fine arts, general works, geography, history, language and literature, law, library science, medicine, military science, music, naval science, philosophy, psychology, religion, political science, social sciences, and technology.