Dyfyniad APA

Newcomb, S. (1893). Popular astronomy: With one hundred and twelve engravings and five maps of the stars. Harper & Brothers.

Dyfyniad Arddull Chicago

Newcomb, Simon. Popular Astronomy: With One Hundred and Twelve Engravings and Five Maps of the Stars. New York: Harper & Brothers, 1893.

Dyfyniad MLA

Newcomb, Simon. Popular Astronomy: With One Hundred and Twelve Engravings and Five Maps of the Stars. Harper & Brothers, 1893.

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