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61
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62
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63
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64
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65
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66
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67
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68Published [1972]“…The Economic and Social Research Institute.…”
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69Published 1944.“…National Institute of Economic and Social Research.…”
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70Published 1939.“…Publication of the International institute of social research.…”
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71Published 1973.“…The Economic and Social Research Institute, 1973, 70.…”
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72Published 1971.“…The Economic and Social Research Institute, paper no. 63.…”
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73Published 1973.“…The Economic & Social Research Institute. Paper, no. 67.…”
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74Published 1972.“…The Economic and Social Research Institute. Broadsheet no 6.…”
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75Published 1949.“…Institute for Economic and Social Research of the Socialist Academy in Prague.…”
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76Published 1965.“…The National Institute of Economic and Social Research.…”
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77Published 1970.“…The Economic and Social Research Institute. Broadsheet. No. 2, March 1970.…”
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78Published [c. 1957]“…Bureau of Applied Social Research, Columbia University.…”
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79
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80Published 1950.“…A publication of the New School for Social Research.…”
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