APA (7th ed.) Citation

Unstead, R. J., & Herbert, S. (1970). Britain in the 20th century (Reprinted with corrections.). Black.

Chicago Style (17th ed.) Citation

Unstead, R. J., and Stanley Herbert. Britain in the 20th Century. Reprinted with corrections. London: Black, 1970.

MLA (9th ed.) Citation

Unstead, R. J., and Stanley Herbert. Britain in the 20th Century. Reprinted with corrections. Black, 1970.