APA (7th ed.) Citation

Walters, J. (1815). Explanation of certain improvements in naval architecture: Being the subject of a patent obtained. [publisher not identified].

Chicago Style (17th ed.) Citation

Walters, John. Explanation of Certain Improvements in Naval Architecture: Being the Subject of a Patent Obtained. London: [publisher not identified], 1815.

MLA (9th ed.) Citation

Walters, John. Explanation of Certain Improvements in Naval Architecture: Being the Subject of a Patent Obtained. [publisher not identified], 1815.