- Author: Rachel Sykes
- Language: English
- Year: 2017
- Author: Rachel Sykes, Anna Maguire Elliott, Jennifer Daly (editors)
- Language: English
- Year: 2022
- Author: Peter Sykes
- Language: Spanish, Castilian
- Year: 1981
- Author: Chris Sykes
- Language: English
- Year: 2022
- Author: Dr Catherine Sykes
- Language: English
- Author: Christopher Simon Sykes
- Language: English
- Year: 2014
- Author: Richard P. Feynman, Christopher Hugh Sykes
- Language: English
- Year: 1994
- Author: Rosie Sykes
- Language: English
- Year: 2017
- Author: Jim Sykes, Julia Suzanne Byl
- Language: English
- Year: 2023