TY  - BOOK
AU  - Grossmann,Reinhardt
TI  - The forth way : a theory of knowledge 
SN  - 0-253-32654-0
U1  - 121 21E
PY  - 1990///
CY  - Bloomington, Indianapolis
PB  - Indiana University Press
N1  - Index; Bibliogr. p.[229]-303
ER  -