Marlborough Fine Art. (1969). Egon Schiele: Drawings and watercolours : 1909-1918. Marlborough Fine Art Gallery.
Lua i Stíl Chicago (17ú heag.)Marlborough Fine Art. Egon Schiele: Drawings and Watercolours : 1909-1918. London: Marlborough Fine Art Gallery, 1969.
Lua MLA (8ú heag.)Marlborough Fine Art. Egon Schiele: Drawings and Watercolours : 1909-1918. Marlborough Fine Art Gallery, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.