Royal Observatory, Greenwich. (1840). Astronomical and magnetical and meteorological observations made at the Royal Observatory, Greenwich, in the year . Printed by J. Barker and sold by J. Murray.
Chicago Style (17th ed.) CitationRoyal Observatory, Greenwich. Astronomical and Magnetical and Meteorological Observations Made at the Royal Observatory, Greenwich, in the Year . London: Printed by J. Barker and sold by J. Murray, 1840.
MLA (8th ed.) CitationRoyal Observatory, Greenwich. Astronomical and Magnetical and Meteorological Observations Made at the Royal Observatory, Greenwich, in the Year . Printed by J. Barker and sold by J. Murray, 1840.
Warning: These citations may not always be 100% accurate.