APA (7th ed.) Citation

Johnson, P. A. (1988). Duke Richard of York: 1411 - 1460. Clarendon Pr.

Chicago Style (17th ed.) Citation

Johnson, Paul A. Duke Richard of York: 1411 - 1460. Oxford u.a: Clarendon Pr, 1988.

MLA (9th ed.) Citation

Johnson, Paul A. Duke Richard of York: 1411 - 1460. Clarendon Pr, 1988.

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