CINOA

World federation of art and antique business

http://www.cinoa.org

BDKA

Federal federation of German art and antique trade

http://www.bdka.de

International Association of Dealers in Ancient Art (IADAA)

http://www.iadaa.org

Kunstmarkt.com

"Art to read online"

http://www.kunstmarkt.com

Weltkunst

Magazine for art and antiques

http://www.weltkunst.de

Der Kunsthandel

Magazine for art dealers

http://kunsthandel-verlag.de

Kunst- und Antiquitätenhändler Niedersachsen e.V.

http://www.kunsthandel-nds.de