Fundamentals of watercolor painting
Richmond, Leonard.
Littlejohns, John.
New York Watson-Guptill London Pitman
1978
This ed. originally published: New York : Watson-Guptill, 1970. - Previous ed.: i.e. 2nd enlarged ed. published as 'The technique of water-colour painting'. New York : Pitman, 1936 ; London : Pitman, 1948
Bibliography: p.140. - Includes index
Watercolor painting