Rath, G. (2005). The watercolorist's answer book: 425 tips, techniques and solutions. North Light Books.
Lua i Stíl Chicago (17ú heag.)Rath, Gina. The Watercolorist's Answer Book: 425 Tips, Techniques and Solutions. Cincinnati, Ohio: North Light Books, 2005.
Lua MLA (8ú heag.)Rath, Gina. The Watercolorist's Answer Book: 425 Tips, Techniques and Solutions. North Light Books, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.