Não informado. (1913). Popular Mechanics Magazine. Popular Mechanics.
Chicagoスタイル(17版)引用形式Não informado. Popular Mechanics Magazine. Chicago, Ill: Popular Mechanics, 1913.
MLA(8版)引用形式Não informado. Popular Mechanics Magazine. Popular Mechanics, 1913.
警告: この引用は必ずしも正確ではありません.