APA (7th ed.) Citation

Livermore, H. V. (1971). The origins of Spain and Portugal. G. Allen & Unwin.

Chicago Style (17th ed.) Citation

Livermore, H. V. The Origins of Spain and Portugal. London: G. Allen & Unwin, 1971.

MLA (8th ed.) Citation

Livermore, H. V. The Origins of Spain and Portugal. G. Allen & Unwin, 1971.