Não informado. (1972). Mercury. Astronomical Society of the Pacific.
Chicagoスタイル(17版)引用形式Não informado. Mercury. San Francisco, Calif: Astronomical Society of the Pacific, 1972.
MLA(8版)引用形式Não informado. Mercury. Astronomical Society of the Pacific, 1972.
警告: この引用は必ずしも正確ではありません.