APA (7th ed.) Citation

Williams, N. (2019). This is happiness. Bloomsbury.

Chicago Style (17th ed.) Citation

Williams, Niall. This Is Happiness. London: Bloomsbury, 2019.

MLA (8th ed.) Citation

Williams, Niall. This Is Happiness. Bloomsbury, 2019.

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