The National elementary principal. (1957). Parents and the schools. s.n.
Lua i Stíl Chicago (17ú heag.)The National elementary principal. Parents and the Schools. [Washington]: s.n, 1957.
Lua MLA (9ú heag.)The National elementary principal. Parents and the Schools. s.n, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.