Não informado. (1980). Compendium of Continuing Education in Dentistry. Dental Learning Systems.
Chicagoスタイル(17版)引用形式Não informado. Compendium of Continuing Education in Dentistry. Newtown, Pa: Dental Learning Systems, 1980.
MLA(8版)引用形式Não informado. Compendium of Continuing Education in Dentistry. Dental Learning Systems, 1980.
警告: この引用は必ずしも正確ではありません.