Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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