APA (7th ed.) Citation

Field, G. L. (1966). The first world war / by G.L. Field. Wheaton.

Chicago Style (17th ed.) Citation

Field, G. L. The First World War / by G.L. Field. Wheaton, 1966.

MLA (9th ed.) Citation

Field, G. L. The First World War / by G.L. Field. Wheaton, 1966.

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