APA (7th ed.) Citation

(1784). Observations on the present state of Denmark, Russia, and Switzerland: In a series of letters. Printed for T. Cadell.

Chicago Style (17th ed.) Citation

Observations on the Present State of Denmark, Russia, and Switzerland: In a Series of Letters. London: Printed for T. Cadell, 1784.

MLA (9th ed.) Citation

Observations on the Present State of Denmark, Russia, and Switzerland: In a Series of Letters. Printed for T. Cadell, 1784.