Steinitz, Wilhelm (BLKÖ)[*][[Steinitz, Wilhelm (BLKÖ) (entry in the Biographisches Lexikon des Kaiserthums Oesterreich (vol. 38, p. 101))|]]Verificați valoarea |titlelink= (ajutor)
Wilhelm Steinitz, Hrvatska enciklopedija[*][[Hrvatska enciklopedija (Croatian national encyclopedia)|]]