Dyfyniad APA

Roberts, J. L. (1961). General chemmistry in the laboratory. New York: W. H. Freeman and company.

Dyfyniad Arddull Chicago

Roberts, Julian L. General Chemmistry in the Laboratory. New York: W. H. Freeman and company, 1961.

Dyfyniad MLA

Roberts, Julian L. General Chemmistry in the Laboratory. New York: W. H. Freeman and company, 1961.

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