Mensa Tolkien Special Interest Group. Tolkien S.I.G. news.
Chicago Style (17th ed.) CitationMensa Tolkien Special Interest Group. Tolkien S.I.G. News. [Los Angeles, CA : Tolkien SIG, 1981.].
MLA引文Mensa Tolkien Special Interest Group. Tolkien S.I.G. News.
警告:這些引文格式不一定是100%准確.