Citazione Stile APA (7a Edizione)

Knapp, B. (1988). Britain in today's world: [geographical ideas in practice]. Unwin Hyman.

Citazione stile Chigago Style (17a edizione)

Knapp, Brian. Britain in Today's World: [geographical Ideas in Practice]. London: Unwin Hyman, 1988.

Citatione MLA (9a ed.)

Knapp, Brian. Britain in Today's World: [geographical Ideas in Practice]. Unwin Hyman, 1988.