Popper, K. R. (2002). The Logic of Scientific Discovery. Routledge.
Cita Chicago (17th ed.)Popper, Karl R. The Logic of Scientific Discovery. London, United Kingdom: Routledge, 2002.
Cita MLA (9th ed.)Popper, Karl R. The Logic of Scientific Discovery. Routledge, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.