Convert an Islamic calendar Hijri date ('the Islamic calendar. It started in the moon year in which prophet Mohammed immigrated from Makkah to Madinah') to the Gregorian date or vice versa. From a computer scientist.. (Copyright 2006 by Librarians' Internet Index)
'... interconvert dates in a variety of calendars, both civil and computer-related.' Includes Gregorian, Julian, Hebrew, Islamic, Persian, Mayan, Baha'i, Indian Civil, French Republican and other calendars.. (Copyright 2006 by Librarians' Internet Index)
