APA (7th ed.) Citation

Upward, C. (2011). The history of English spelling. Wiley-Blackwell.

Chicago Style (17th ed.) Citation

Upward, Christopher. The History of English Spelling. Chichester [u.a.]: Wiley-Blackwell, 2011.

MLA (9th ed.) Citation

Upward, Christopher. The History of English Spelling. Wiley-Blackwell, 2011.

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