Não informado. Star: Selections from the winning entries in the science teacher achievement recognition program. National Science Teachers Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Star: Selections from the Winning Entries in the Science Teacher Achievement Recognition Program. Washington: National Science Teachers Association.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Star: Selections from the Winning Entries in the Science Teacher Achievement Recognition Program. National Science Teachers Association.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.