1. BRUNER, J. S., On Knowing. Essays For The Left Hand. Cambridge: The Belknap Press of Harvard University Press, 1962, p. 165-165.
2.
2. CHURCHMAN,C.W., Prediction And Optimal Decision. Philosophical Issues Of A Science Of Values. Englewood Cliffs. New Jersey: Prentice-Hall, 1961, p. 394-394.
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3. VON MERING, O., A Grammar Of Human Values. Pittsburgh: University of Pittsburgh Press, 1961, p. 288-288.
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4. MYRDAL, G., Value In Social Theory. A Selection of Essays on Methodology. New York: Harper, 1958, p. 269-269.
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5. POLANYI, M., Personal Knowledge. Towards a Post-Critical Philosophy. Chicago: The University of Chicago Press, 1958, p. 428-428.
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6. SHOECK, H., and WIGGINS, .J W., (Eds) Scientism And Values. New York: Van Nostrand, 1960, p. 270-270.