APA (7th ed.) Citation

Lettsom, J. C. (1799). The naturalist's and traveller's companion: By John Coakley Lettsom. M.D (the third edition.). C. Dilly.

Chicago Style (17th ed.) Citation

Lettsom, John Coakley. The Naturalist's and Traveller's Companion: By John Coakley Lettsom. M.D. the third edition. London: C. Dilly, 1799.

MLA (9th ed.) Citation

Lettsom, John Coakley. The Naturalist's and Traveller's Companion: By John Coakley Lettsom. M.D. the third edition. C. Dilly, 1799.