APA Style

Brocklehurst, Ruth, Brook, Henry. (2007). The Usborne Introduction to the First World War (2015). London: Usborne Publishing Ltd..

Chicago Style

Brocklehurst, Ruth, Brook, Henry. The Usborne Introduction to the First World War. 2015 London: Usborne Publishing Ltd., 2007. Text.

MLA Style

Brocklehurst, Ruth, Brook, Henry. The Usborne Introduction to the First World War. 2015 London: Usborne Publishing Ltd., 2007. Text.

Turabian Style

Brocklehurst, Ruth, Brook, Henry. The Usborne Introduction to the First World War. 2015 London: Usborne Publishing Ltd., 2007. Print.