Não informado. Star: Selections from the winning entries in the science teacher achievement recognition program. National Science Teachers Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Star: Selections from the Winning Entries in the Science Teacher Achievement Recognition Program. Washington: National Science Teachers Association.
Lua MLA (8ú heag.)Não informado. Star: Selections from the Winning Entries in the Science Teacher Achievement Recognition Program. National Science Teachers Association.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.