. . "Drawing materials." . . "The drawing book materials and techniques for today's artist"@en . . . . . . . . "Presents a comprehensive survey of the art of drawing, and asserts that drawing is far more than the sum of a work's materials, it is a powerful means of visual exploration." . . . . . . . "The drawing book : materials and techniques for today's artist"@en . "The drawing book : materials and techniques for today's artist" . . . . "Drawing Technique." . .