APA (7th ed.) Citation

(1785). Directions for using the Soho patent spring latchets. [publisher not identified].

Chicago Style (17th ed.) Citation

Directions for Using the Soho Patent Spring Latchets. [London?]: [publisher not identified], 1785.

MLA (9th ed.) Citation

Directions for Using the Soho Patent Spring Latchets. [publisher not identified], 1785.

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