APA

Walliams D., . (2015). Demon Dentist. London: HarperCollins Publishers.

Chicago

Walliams David, . 2015. Demon Dentist. London: HarperCollins Publishers.

Harvard

Walliams D., . (2015). Demon Dentist. London: HarperCollins Publishers.

MLA

Walliams David, . Demon Dentist. London: HarperCollins Publishers. 2015.