Citazione Stile APA (7a Edizione)

Unstead, R. J., & Herbert, S. (1967). A century of change: 1837 - today (Reprinted with corrections.). Black.

Citazione stile Chigago Style (17a edizione)

Unstead, R. J., e Stanley Herbert. A Century of Change: 1837 - Today. Reprinted with corrections. London: Black, 1967.

Citatione MLA (9a ed.)

Unstead, R. J., e Stanley Herbert. A Century of Change: 1837 - Today. Reprinted with corrections. Black, 1967.