Islamic Book Service (IBS) Established in 1965, the Islamic Book Service (IBS) is the largest Islamic Bookstore in North America and is one of the oldest operations of MSA. IBS offers a comprehensive stock of Islamic materials and it has been fully expanded to include books in several languages - all at affordable prices. Some of the products currently offered by IBS are: Over 2,000 titles of books in different languages such as English and Arabic Qur'anic tapes by various recitors using different styles Islamic wall posters and slides IBS has several outlets through Islamic centers and distributors.