Jun'ichi Murakami

title	ISBN-13 (ISBN-10)	year of publica- tion	other author(s)
Posuto Hyūman No Ningenron: Kōki Rūman Ronshū	978-4-13-O1O1O5-9 (4-13-O1O1O5-6)	2007	Niklas Luhmann · Jun'ichi Murakami