Tipton, I. (1974). Berkeley: The philosophy of immaterialism. Methuen & Co..
Cita Chicago (17th ed.)Tipton, I.C. Berkeley: The Philosophy of Immaterialism. London: Methuen & Co., 1974.
Cita MLA (9th ed.)Tipton, I.C. Berkeley: The Philosophy of Immaterialism. Methuen & Co., 1974.
Atenció: Aquestes cites poden no estar 100% correctes.