Harre, R. (1972). The philosophies of science. Oxford University.
Cita Chicago (17th ed.)Harre, R. The Philosophies of Science. London: Oxford University, 1972.
Cita MLA (9th ed.)Harre, R. The Philosophies of Science. Oxford University, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.