Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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