APA (7th ed.) Citation

Robbins, K. (1985). The First World War. Oxford Univ. Pr.

Chicago Style (17th ed.) Citation

Robbins, Keith. The First World War. Oxford [u.a.]: Oxford Univ. Pr, 1985.

MLA (9th ed.) Citation

Robbins, Keith. The First World War. Oxford Univ. Pr, 1985.

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