@book{Wolfson, author = {Wolfson, H. A.}, title = {The philosophy of spinoza. Volume one, New York (Schocken Books) 1969.}, language = {en} } @book{Wolfson, author = {Wolfson, H. A.}, title = {The philosophy of Spinoza. Volume two, New York (Schocken Books) 1969.}, language = {en} }