Tasks for the free world today : thoughts on positive anti-communism / contributions by: Beiträge von: M. Lamberty, S.W. Couwenberg, N. von Grote, P. Zacharias Anthonisse, A. Münst, H. Von Rautenfeld, C.C. van den Heuvel
. – 's-Gravenhage : Interdoc, c1964
. – 93 p. ; 19 cm