FIEF

Bu kavram başka kaynaklarda da geçiyor

• British Encyclopedia (1933)
• Adair's New Encyclopedia (1923)
• A Dictionary of Military Terms (1918)
• French-English and English-French Commercial Dictionary (1918)
• The American Dictionary and Cyclopedia (1910)
• Chamber's Twientieth Century Dictionary (1908)
• Dictionary of Historical Allusions (1903)
• Pears Shilling Cyclopedia (1898)
• Chamber's Etymological of the English Language (1895)
• A Military Dictionary and Gazetteer (1881)
• Zell's Condensed Dictionary (1879)
• Dictionary of Science, Literature and Art (1842)
• FEE — British Encyclopedia (1933)
• Fee — The Middle English Dictionary (1922)
• Fee — Everybody's Encyelopedia (1912)