APA (7th ed.) Citation

Halsted, C. A. (2015). Richard III as duke of Gloucester and King of England.

Chicago Style (17th ed.) Citation

Halsted, Caroline Amelia. Richard III as Duke of Gloucester and King of England. 2015.

MLA (9th ed.) Citation

Halsted, Caroline Amelia. Richard III as Duke of Gloucester and King of England. 2015.

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