€ 12,00
X,251 p. Cloth.
Cambr. Mass., M.I.T. Press, 1967.
aspects 1967
London etc., Holt, Rinehart and Winston, 1968.
Apeldoorn, Auctor, 1989.
Stuttgart, Metzler, 1980.
Amst., Van der Vecht, 1913.