APA (7th ed.) Citation

Dahl ,Roald. (2015). Extraordinary friends. Puffin books.

Chicago Style (17th ed.) Citation

Dahl ,Roald. Extraordinary Friends. UK: Puffin books, 2015.

MLA (9th ed.) Citation

Dahl ,Roald. Extraordinary Friends. Puffin books, 2015.

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