Citazione Stile APA (7a Edizione)

Williams, B. (2003). The fall of the Berlin Wall: 10 November 1989 (1. publ.). Cherrytree Books.

Citazione stile Chigago Style (17a edizione)

Williams, Brian. The Fall of the Berlin Wall: 10 November 1989. 1. publ. Slough: Cherrytree Books, 2003.

Citatione MLA (9a ed.)

Williams, Brian. The Fall of the Berlin Wall: 10 November 1989. 1. publ. Cherrytree Books, 2003.