Não informado. (2010). Research Correspondence: A supplement issued with research. [s.n.].
Chicagoスタイル(17版)引用形式Não informado. Research Correspondence: A Supplement Issued with Research. London: [s.n.], 2010.
MLA(8版)引用形式Não informado. Research Correspondence: A Supplement Issued with Research. [s.n.], 2010.
警告: この引用は必ずしも正確ではありません.