1.
101 Textures in Colored Pencil : Practical Step-By-step Drawing Techniques for Rendering a V...
by Howard, Denise J.
ISBN: 9781633223400
2.
Complete Book of Textures for Artists : Step-By-step Instructions for Mastering More Than 27...
by Howard, Denise J., Pearce, ...
ISBN: 9781633228702