Barry, J. (1999). Rethinking Green Politics: :Nature, Virtue and Progress. SAGE Publications.
Cita Chicago (17th ed.)Barry, John. Rethinking Green Politics: :Nature, Virtue and Progress. London: SAGE Publications, 1999.
Cita MLA (9th ed.)Barry, John. Rethinking Green Politics: :Nature, Virtue and Progress. SAGE Publications, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.