APA(7版)引用形式

Não informado. (1886). Annals of the Cape Observatory. Royal Observatory.

Chicagoスタイル(17版)引用形式

Não informado. Annals of the Cape Observatory. London: Royal Observatory, 1886.

MLA(8版)引用形式

Não informado. Annals of the Cape Observatory. Royal Observatory, 1886.

警告: この引用は必ずしも正確ではありません.