APA

Amery H., Cartwright S., . (2004). Camping Out. London: Usborne.

Chicago

Amery Heather, Cartwright Stephen, . 2004. Camping Out. London: Usborne.

Harvard

Amery H., Cartwright S., . (2004). Camping Out. London: Usborne.

MLA

Amery Heather, Cartwright Stephen, . Camping Out. London: Usborne. 2004.