APA (7th ed.) Citation

Keay, A., & Watkins, J. (2013). The Elizabethan garden at Kenilworth Castle (1. publ.). English Heritage.

Chicago Style (17th ed.) Citation

Keay, Anna, and John Watkins. The Elizabethan Garden at Kenilworth Castle. 1. publ. Swindon: English Heritage, 2013.

MLA (9th ed.) Citation

Keay, Anna, and John Watkins. The Elizabethan Garden at Kenilworth Castle. 1. publ. English Heritage, 2013.

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