Tohutoro APA (7th ed.)
Peters, C. H. F. (1907). Heliographic Positions of sun-spots observed at Hamilton College from 1860 to 1870.
Tohutoru Kātū Chicago (17th ed.)
Peters, Christian Heinrich Friedrich. Heliographic Positions of Sun-spots Observed at Hamilton College from 1860 to 1870. Washington, 1907.
Tohutoro MLA (9th ed.)
Peters, Christian Heinrich Friedrich. Heliographic Positions of Sun-spots Observed at Hamilton College from 1860 to 1870. 1907.
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