Baxandall, L. (1972). Radical perspectives in the arts. Penguin Books.
Lua i Stíl Chicago (17ú heag.)Baxandall, Lee. Radical Perspectives in the Arts. Harmondsworth: Penguin Books, 1972.
Lua MLA (8ú heag.)Baxandall, Lee. Radical Perspectives in the Arts. Penguin Books, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.