Castro, A. (1971). The Spaniards: An introduction to their history. University of California Press.
Citazione stile Chigago Style (17a edizione)Castro, Américo. The Spaniards: An Introduction to Their History. Berkeley: University of California Press, 1971.
Citatione MLA (8a ed.)Castro, Américo. The Spaniards: An Introduction to Their History. University of California Press, 1971.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.