APA (7th ed.) Citation

Russell, P. 1. F. 2. (1995). An introduction to the Celtic languages. Longman.

Chicago Style (17th ed.) Citation

Russell, Paul 1956 Feb. 23-. An Introduction to the Celtic Languages. London: Longman, 1995.

MLA (9th ed.) Citation

Russell, Paul 1956 Feb. 23-. An Introduction to the Celtic Languages. Longman, 1995.

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