APA (7th ed.) Citation

Butterfield, H. (1957). George III and the historians / by Herbert Butterfield. Collins.

Chicago Style (17th ed.) Citation

Butterfield, Herbert. George III and the Historians / by Herbert Butterfield. Collins, 1957.

MLA (9th ed.) Citation

Butterfield, Herbert. George III and the Historians / by Herbert Butterfield. Collins, 1957.

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