Não informado. (2018). Publications of the Cincinnati Observatory. Cincinnati Observatory.
Chicagoスタイル(17版)引用形式Não informado. Publications of the Cincinnati Observatory. Cincinnati, Ohio: Cincinnati Observatory, 2018.
MLA(8版)引用形式Não informado. Publications of the Cincinnati Observatory. Cincinnati Observatory, 2018.
警告: この引用は必ずしも正確ではありません.