Artigas, M., & Slade, I. (1999). The ethical nature of Karl Popper's theory of knowledge: Including Popper's unpublished comments on Bartley and critical rationalism. Peter Lang.
Chicago Style (17th ed.) CitationArtigas, Mariano, and Ivan Slade. The Ethical Nature of Karl Popper's Theory of Knowledge: Including Popper's Unpublished Comments on Bartley and Critical Rationalism. Bern Berlin Frankfurt am Main Wien [u.a.]: Peter Lang, 1999.
MLA (8th ed.) CitationArtigas, Mariano, and Ivan Slade. The Ethical Nature of Karl Popper's Theory of Knowledge: Including Popper's Unpublished Comments on Bartley and Critical Rationalism. Peter Lang, 1999.
Warning: These citations may not always be 100% accurate.