Art Nouveau : the colour library of art.

MLA

Battersby, Martin. Art Nouveau : the Colour Library of Art. Feltham: The Hamlyn Publishing Group, 1969.

APA

Battersby, M. (1969). Art Nouveau : the colour library of art. Feltham: The Hamlyn Publishing Group.

Chicago

Battersby, Martin Art Nouveau: The Colour Library of Art. Feltham: The Hamlyn Publishing Group, 1969.