Deloria, G. B. Role expectations and role performance of public secondary school principals.
Lua i Stíl Chicago (17ú heag.)Deloria, Genaro Bangay. Role Expectations and Role Performance of Public Secondary School Principals.
Lua MLA (9ú heag.)Deloria, Genaro Bangay. Role Expectations and Role Performance of Public Secondary School Principals.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.