APA (7th ed.) Citation

Davies, D. (2005). Varieties of modern English : an introduction / Diane Davies: An introduction. Longman.

Chicago Style (17th ed.) Citation

Davies, Diane. Varieties of Modern English : An Introduction / Diane Davies: An Introduction. Harlow: Longman, 2005.

MLA (9th ed.) Citation

Davies, Diane. Varieties of Modern English : An Introduction / Diane Davies: An Introduction. Longman, 2005.

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