APA (7th ed.) Citation

Webb, S., & Webb, B. P. (1923). The decay of capitalist civilisation (3. ed.). Fabian Soc. [u.a.].

Chicago Style (17th ed.) Citation

Webb, Sidney, and Beatrice Potter Webb. The Decay of Capitalist Civilisation. 3. ed. Westminster: Fabian Soc. [u.a.], 1923.

MLA (9th ed.) Citation

Webb, Sidney, and Beatrice Potter Webb. The Decay of Capitalist Civilisation. 3. ed. Fabian Soc. [u.a.], 1923.