Não informado. (1933). Northwest Dentistry. Minnesota State Dental Association.
Chicagoスタイル(17版)引用形式Não informado. Northwest Dentistry. Saint Paul, Minn: Minnesota State Dental Association, 1933.
MLA(8版)引用形式Não informado. Northwest Dentistry. Minnesota State Dental Association, 1933.
警告: この引用は必ずしも正確ではありません.