Παραπομπή APA

Popper, K. R. (1983). Realism and the aim of science. Routledge.

Παραπομπή Chicago Style

Popper, Karl R. Realism and the Aim of Science. London: Routledge, 1983.

Παραπομπή MLA

Popper, Karl R. Realism and the Aim of Science. Routledge, 1983.