Gasser, H. (1953). Oil Painting methods and demonstrations. Reinhold Publishing.
Lua i Stíl Chicago (17ú heag.)Gasser, Henry. Oil Painting Methods and Demonstrations. Reinhold Publishing, 1953.
Lua MLA (8ú heag.)Gasser, Henry. Oil Painting Methods and Demonstrations. Reinhold Publishing, 1953.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.