BERNTHAL, M. S. (2009). BARNEY'S BOOK OF SHAPES.
Lua i Stíl Chicago (17ú heag.)BERNTHAL, MARK. S. BARNEY'S BOOK OF SHAPES. 2009.
Lua MLA (9ú heag.)BERNTHAL, MARK. S. BARNEY'S BOOK OF SHAPES. 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.