Cita APA (7a ed.)

Berlin, I. (1979). Against the current: Essays in the history of ideas. Penguin Books.

Cita Chicago Style (17a ed.)

Berlin, Isaiah. Against the Current: Essays in the History of Ideas. London: Penguin Books, 1979.

Cita MLA (8a ed.)

Berlin, Isaiah. Against the Current: Essays in the History of Ideas. Penguin Books, 1979.