APA (7th ed.) Citation

Lloyd, H. (1842). An Account of the magnetical observatory, Dublin, and of the instruments and methods of observation employed there. printed at the University Press by Graisberry and Gill.

Chicago Style (17th ed.) Citation

Lloyd, Humphrey. An Account of the Magnetical Observatory, Dublin, and of the Instruments and Methods of Observation Employed There. Dublin: printed at the University Press by Graisberry and Gill, 1842.

MLA (9th ed.) Citation

Lloyd, Humphrey. An Account of the Magnetical Observatory, Dublin, and of the Instruments and Methods of Observation Employed There. printed at the University Press by Graisberry and Gill, 1842.

Warning: These citations may not always be 100% accurate.