APA

Robbins, . (2023). The First World War. : Oxford University PressOxford University Press.

Chicago

Robbins, . 2023. The First World War. : Oxford University PressOxford University Press.

Harvard

Robbins, . (2023). The First World War. : Oxford University PressOxford University Press.

MLA

Robbins, . The First World War. : Oxford University PressOxford University Press. 2023.