Otto Wagner: Perbedaan antara revisi

* {{cite book | last = Geretsegger | first = Heinz | title = Otto Wagner, 1841-1989; the Expanding City; The Beginning of Modern Architecture | publisher = Rizzoli | location = New York | year = 1979 | isbn = 0-8478-0217-5 }}

 

{{Commons|Otto Wagner}}

* {{Internet Archive author |sname=Otto Wagner |sopt=t}}