APA (7th ed.) Citation

Martel, G. (2003). The origins of the First World War Gordon Martel (3rd ed.). Longman.

Chicago Style (17th ed.) Citation

Martel, Gordon. The Origins of the First World War Gordon Martel. 3rd ed. Harlow: Longman, 2003.

MLA (9th ed.) Citation

Martel, Gordon. The Origins of the First World War Gordon Martel. 3rd ed. Longman, 2003.

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