Hillberry, J. (1999). Drawing realistic textures in pencil. North Light Books.
Chicago Style (17th ed.) CitationHillberry, J.D. Drawing Realistic Textures in Pencil. Cincinatti, Ohio: North Light Books, 1999.
MLA (9th ed.) CitationHillberry, J.D. Drawing Realistic Textures in Pencil. North Light Books, 1999.
Warning: These citations may not always be 100% accurate.