APA (7th ed.) Citation

(1955). The colour problem. A study of racial relations. [Harmondsworth.

Chicago Style (17th ed.) Citation

The Colour Problem. A Study of Racial Relations. [Harmondsworth, 1955.

MLA (8th ed.) Citation

The Colour Problem. A Study of Racial Relations. [Harmondsworth, 1955.

Warning: These citations may not always be 100% accurate.