Arnold, O. (1890). Non-Metallic Plastic Materials for Filling Teeth. Dent Regist.
Čikaški stil citiranjaArnold, Otto. "Non-Metallic Plastic Materials for Filling Teeth." Dent Regist 1890.
MLA način citiranjaArnold, Otto. "Non-Metallic Plastic Materials for Filling Teeth." Dent Regist 1890.
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