Nuffield Foundation. Science Teaching Project & Harrison, R. D. (1972). Book of data. Penguin Books for the Nuffield Foundation.
Citace podle Chicago (17th ed.)Nuffield Foundation. Science Teaching Project a Roger D. Harrison. Book of Data. Harmondsworth: Penguin Books for the Nuffield Foundation, 1972.
Citace podle MLA (8th ed.)Nuffield Foundation. Science Teaching Project a Roger D. Harrison. Book of Data. Penguin Books for the Nuffield Foundation, 1972.
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