APA

Doherty B., Melnyzak P., . (2002). Bella's Den. London: Egmont Book.

Chicago

Doherty Berlie, Melnyzak Peter, . 2002. Bella's Den. London: Egmont Book.

Harvard

Doherty B., Melnyzak P., . (2002). Bella's Den. London: Egmont Book.

MLA

Doherty Berlie, Melnyzak Peter, . Bella's Den. London: Egmont Book. 2002.