Del Prado, M. G. (1968). "Historical erros must be rectified for posterity.". s.n.
Lua i Stíl Chicago (17ú heag.)Del Prado, Mariano Goyena. "Historical Erros Must Be Rectified for Posterity.". s.l: s.n, 1968.
Lua MLA (8ú heag.)Del Prado, Mariano Goyena. "Historical Erros Must Be Rectified for Posterity.". s.n, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.