Não informado. Spanish-language psychology. North Holland Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. Spanish-language Psychology. Amsterdam: North Holland Publishing.
Lua MLA (8ú heag.)Não informado. Spanish-language Psychology. North Holland Publishing.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.