Dyfyniad APA

Bradbury, R. H. (1903). Elementary chemistry. D. Appleton and Company.

Dyfyniad Arddull Chicago

Bradbury, Robert H. Elementary Chemistry. New York: D. Appleton and Company, 1903.

Dyfyniad MLA

Bradbury, Robert H. Elementary Chemistry. D. Appleton and Company, 1903.

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