Dyfyniad APA

Elwell, K. R., & Easlick, K. A. (1960). Classification and appraisal of objections to fluoridation. University of Michigan.

Dyfyniad Arddull Chicago

Elwell, Kenneth R., and Kenneth A. Easlick. Classification and Appraisal of Objections to Fluoridation. Ann Arbor, Mich.: University of Michigan, 1960.

Dyfyniad MLA

Elwell, Kenneth R., and Kenneth A. Easlick. Classification and Appraisal of Objections to Fluoridation. University of Michigan, 1960.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.