APA (7th ed.) Citation

Balfour, A. (1700). Letters writen [sic] to a friend. [s.n.].

Chicago Style (17th ed.) Citation

Balfour, Andrew. Letters Writen [sic] to a Friend. Edinburgh: [s.n.], 1700.

MLA (9th ed.) Citation

Balfour, Andrew. Letters Writen [sic] to a Friend. [s.n.], 1700.