Dull, C., Metcalfe, C., & Williams, J. (1958). Modern chemistry. Holt, Rinehart and Winston.
Lua i Stíl Chicago (17ú heag.)Dull, Charles, Clark Metcalfe, agus John Williams. Modern Chemistry. Nueva York: Holt, Rinehart and Winston, 1958.
Lua MLA (9ú heag.)Dull, Charles, et al. Modern Chemistry. Holt, Rinehart and Winston, 1958.
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