Electronic Books

• PROQUEST Academic complete & Library Thing Book cover widget
• Taylor & Francis
• OCLC Net Library
• Bookzz
• OAPEN (Open Access Publishing in European Networks)
• Directory of open access Books
• Gutenberg Free Books
• Upenn on-line Books
• Bookboon
• Free Book Center
• Google Books
• National Center for Biotechnology Information
• Open Book Publishers
• Scientific Research