Popper, K. R. 1., Bartley, W. W., & Bartley, W. W. 1. (1994). Realism and the aim of science. London: Routledge.
Παραπομπή Chicago StylePopper, Karl R. 1902-1994, William Warren Bartley, and William Warren 1934- Bartley. Realism and the Aim of Science. London: Routledge, 1994.
Παραπομπή MLAPopper, Karl R. 1902-1994, William Warren Bartley, and William Warren 1934- Bartley. Realism and the Aim of Science. London: Routledge, 1994.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.