Não informado. (1957). Science world: The magazine for high-school science students. Scholastic Magazines.
Citace podle Chicago (17th ed.)Não informado. Science World: The Magazine for High-school Science Students. New York: Scholastic Magazines, 1957.
Citace podle MLA (8th ed.)Não informado. Science World: The Magazine for High-school Science Students. Scholastic Magazines, 1957.
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