Não informado. (1967). Historical Methods Newsletter. University of Pittsburgh.
Chicagoスタイル(17版)引用形式Não informado. Historical Methods Newsletter. Pittsburgh, Pa: University of Pittsburgh, 1967.
MLA(8版)引用形式Não informado. Historical Methods Newsletter. University of Pittsburgh, 1967.
警告: この引用は必ずしも正確ではありません.