APA Edition Citation

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

Chicago Edition Citation

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

MLA Edition Citation

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

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