APA (7th ed.) Citation

Cowper, W., & Gilfillan, G. (1854). The poetical works of William Cowper. James Nichol [etc.].

Chicago Style (17th ed.) Citation

Cowper, William, and George Gilfillan. The Poetical Works of William Cowper. Edinburgh [etc.]: James Nichol [etc.], 1854.

MLA (9th ed.) Citation

Cowper, William, and George Gilfillan. The Poetical Works of William Cowper. James Nichol [etc.], 1854.