Philosophy
Philosophy
BASSON, A. H. & D. J. O'CONNOR.
Introduction to Symbolic Logic..London, University Tutorial Press, (1959).
LEWIS, C.I. (CLARENCE IRVING). - "THE LOGIC OF STRICT IMPLICATIONS"
A Survey of Symbolic Logic.Berkeley, University of California Press, 1918.
ANDERSEN, H. C. (+) AAGE HERMANN (+) PALLE WENNERWALD.
Den Onde Fyrste. Eventyr for B..Køpenhavn, Alex Vincents Kunstforlag, (1945).