APA (7th ed.) Citation

Brown, D. (2020). A little happier. Penguin.

Chicago Style (17th ed.) Citation

Brown, Derren. A Little Happier. United Kingdom: Penguin, 2020.

MLA (9th ed.) Citation

Brown, Derren. A Little Happier. Penguin, 2020.

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