Kaspresin Ron. (1999). Design Media: Technique for Water color,Pen & ink…. John Wiley.
Lua i Stíl Chicago (17ú heag.)Kaspresin Ron. Design Media: Technique for Water Color,Pen & Ink…. NEW YORK: John Wiley, 1999.
Lua MLA (9ú heag.)Kaspresin Ron. Design Media: Technique for Water Color,Pen & Ink…. John Wiley, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.