APA (7th ed.) Citation

Ortega y Gasset, J. (1961). History as a system, and other essays toward a philosophy of history. Norton.

Chicago Style (17th ed.) Citation

Ortega y Gasset, Jose. History as a System, and Other Essays Toward a Philosophy of History. New York: Norton, 1961.

MLA (8th ed.) Citation

Ortega y Gasset, Jose. History as a System, and Other Essays Toward a Philosophy of History. Norton, 1961.

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