Painting with four tubes of paint : a simplified palette for watercolorists - Shaffer, Phillip (New York : Watson-Guptill Publications, 1990)
Keywords: Artet boterore; Arti vizual; Piktura; Watercolor painting -- Technique-teknika; Landscape painting -- Technique-teknika; Piktura me bojera uji -teknika-peisazhe -ngjyrat bazike-kombinimi ngjyrave