The world of colour

MLA

Katz, David. The World of Colour. London: Kegan, Trench, Trubner & Co., 1935.

APA

Katz, D. (1935). The world of colour. London: Kegan, Trench, Trubner & Co.

Chicago

Katz, David, The World of Colour. London: Kegan, Trench, Trubner & Co., 1935.