APA (7th ed.) Citation

Borchsenius, P. (1963). The three rings: The history of the Spanish Jews. Allen & Unwin.

Chicago Style (17th ed.) Citation

Borchsenius, Poul. The Three Rings: The History of the Spanish Jews. London: Allen & Unwin, 1963.

MLA (8th ed.) Citation

Borchsenius, Poul. The Three Rings: The History of the Spanish Jews. Allen & Unwin, 1963.