APA (7th ed.) Citation

Chadwick, N. K. (1970). The Celts / by N.K. Chadwick. Penguin.

Chicago Style (17th ed.) Citation

Chadwick, N. Kershaw. The Celts / by N.K. Chadwick. Penguin, 1970.

MLA (9th ed.) Citation

Chadwick, N. Kershaw. The Celts / by N.K. Chadwick. Penguin, 1970.

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