Cita APA

Webb, S., & Webb, B. P. Soviet communism: A new civilisation? Longman, Green.

Citación estilo Chicago

Webb, Sidney, y Beatrice Potter Webb. Soviet Communism: A New Civilisation? London [u.a.]: Longman, Green.

Cita MLA

Webb, Sidney, y Beatrice Potter Webb. Soviet Communism: A New Civilisation? Longman, Green.