APA (7th ed.) Citation

Davies, R. T. (1937). The golden century of Spain 1501-1621 / by R.T. Davies. Macmillan.

Chicago Style (17th ed.) Citation

Davies, R. T. The Golden Century of Spain 1501-1621 / by R.T. Davies. London: Macmillan, 1937.

MLA (9th ed.) Citation

Davies, R. T. The Golden Century of Spain 1501-1621 / by R.T. Davies. Macmillan, 1937.

Warning: These citations may not always be 100% accurate.