Ivan Slade

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
The Ethical Nature of Karl Popper's Theory of Knowledge: Including Popper's Unpublished Comments on Bartley and Critical Rationalism	978-O-82O4-46O6-6 (O-82O4-46O6-8)	1999	Mariano Artigas