Jennifer Speake and Mark LaFlaur. "turnverein." The Oxford Essential Dictionary of Foreign Terms in English. 1999. Encyclopedia.com. 18 Dec. 2009 <http://www.encyclopedia.com>.
Jennifer Speake and Mark LaFlaur. "turnverein." The Oxford Essential Dictionary of Foreign Terms in English. 1999. Encyclopedia.com. (December 18, 2009). http://www.encyclopedia.com/doc/1O33-turnverein.html
Jennifer Speake and Mark LaFlaur. "turnverein." The Oxford Essential Dictionary of Foreign Terms in English. 1999. Retrieved December 18, 2009 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O33-turnverein.html