May, C. P. (1968). Chile progress on trial. Thomas Nelson and Sons.
Lua i Stíl Chicago (17ú heag.)May, Charles Paul. Chile Progress on Trial. Thomas Nelson and Sons, 1968.
Lua MLA (9ú heag.)May, Charles Paul. Chile Progress on Trial. Thomas Nelson and Sons, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.