Cover image not available
Originally published as 'Modern filosofer' Almqvist & Wiksell, 1965.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Four modern philosophers : Carnap, Wittgenstein, Heidegger, Sartre by Arne Næss. Published by University of Chicago P in 1968. Publication and catalogue information, links to buy online and reader comments.