41
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42
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43
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44
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45
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47
by Horney, Karen, 1885-1952.
Published 1942
48
49
by Fukuyama, Francis
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50
by Maclagan, W. G.
Published 1961
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by Powell, Trevor
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52
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Published 2001
53
by Adler, Alfred
Published 1962
54
by Hennezel, Marie de.
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55
by Ferrater Mora, Jose, 1912-
Published 1960
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57
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58
by Low, Albert
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59
by De Mente, Boye
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60
by Ainon Mohd, 1950-
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