Citazione Stile APA (7a Edizione)

Randle, T. W. (1979). Geographical studies in Western Europe (3. ed., 3. impression.). Oliver & Boyd.

Citazione stile Chigago Style (17a edizione)

Randle, T. W. Geographical Studies in Western Europe. 3. ed., 3. impression. Edinburgh: Oliver & Boyd, 1979.

Citatione MLA (9a ed.)

Randle, T. W. Geographical Studies in Western Europe. 3. ed., 3. impression. Oliver & Boyd, 1979.