Roy Bhaskar. (1993). Dialectic: The pulse of freedom (1.). verso.
Chicago Style aipamenaRoy Bhaskar. Dialectic: The Pulse of Freedom. 1. London: verso, 1993.
MLA aipamenaRoy Bhaskar. Dialectic: The Pulse of Freedom. 1. verso, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.