APA (7th ed.) Citation

Magnetical and Meteorological Observatory (Sankt Helena). (1847). Observations made at the Magnetical and Meteorological Observatory at St. Helena. Longman, Brown, Green and Longmans.

Chicago Style (17th ed.) Citation

Magnetical and Meteorological Observatory (Sankt Helena). Observations Made at the Magnetical and Meteorological Observatory at St. Helena. London: Longman, Brown, Green and Longmans, 1847.

MLA (9th ed.) Citation

Magnetical and Meteorological Observatory (Sankt Helena). Observations Made at the Magnetical and Meteorological Observatory at St. Helena. Longman, Brown, Green and Longmans, 1847.