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209 p. , Translation of: Der Wiener Kreis, der Ursprung des Neopositivismus. 22 cm..

By Gunnell, John G..
Morristown, N.J. General Learning Press 1975 .
xix, 332 p. , Includes index. 0382240553

By Bergmann, Gustav.
Madison : University of Wisconsin Press, 1968 .
274 p.: 25 cm..

By Smith, Laurence D..
Bilbao Desclée de Brouwer 1994 .
348 p. , Translation of: Behaviorism and logical positivism, 1986. 22 cm..
8433010069(pbk.)