Não informado. (1957). Science world: The magazine for high-school science students. Scholastic Magazines.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Science World: The Magazine for High-school Science Students. New York: Scholastic Magazines, 1957.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Science World: The Magazine for High-school Science Students. Scholastic Magazines, 1957.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.