Thomas Piketty. Chronicles: On Our Troubled Times (Penguin). Penguin Books.
Lua i Stíl Chicago (17ú heag.)Thomas Piketty. Chronicles: On Our Troubled Times (Penguin). Penguin Books.
Lua MLA (8ú heag.)Thomas Piketty. Chronicles: On Our Troubled Times (Penguin). Penguin Books.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.