APA (7th ed.) Citation

Chesterton, G. K. (1920). Irish impressions. W. Collins Sons.

Chicago Style (17th ed.) Citation

Chesterton, G. K. Irish Impressions. London: W. Collins Sons, 1920.

MLA (8th ed.) Citation

Chesterton, G. K. Irish Impressions. W. Collins Sons, 1920.