Torres Rivas, E. On the pessimism in the Social Sciences.
Lua i Stíl Chicago (17ú heag.)Torres Rivas, Edelberto. On the Pessimism in the Social Sciences.
Lua MLA (9ú heag.)Torres Rivas, Edelberto. On the Pessimism in the Social Sciences.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.