Cita APA

Popper, K. R. (1968). The logic of scientific discovery. London: Hutchinson.

Chicago Style Citation

Popper, Karl R. The Logic of Scientific Discovery. London: Hutchinson, 1968.

Cita MLA

Popper, Karl R. The Logic of Scientific Discovery. London: Hutchinson, 1968.

Atenció: Aquestes cites poden no estar 100% correctes.