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61منشور في 1941“...United States Politics and government....”
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62
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63
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64
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65
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66منشور في 1964“...United States Politics and government....”
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67حسب Beard, Charles Austin, 1874-1948“...United States Politics and government....”
منشور في 1943
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68
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69
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70حسب Key, V. O. (Valdimer Orlando), 1908-1963“...United States Politics and government....”
منشور في 1961
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71حسب Rossiter, Clinton Lawrence, 1917-1970“...United States Politics and government....”
منشور في 1962
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72
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73حسب Brogan, D. W. (Denis William), 1900-1974“...United States Politics and government....”
منشور في 1947
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74حسب Rossiter, Clinton Lawrence, 1917-1970“...United States Politics and government....”
منشور في 1956
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75
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76
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78The American democrat : or hints on the social and civil relations of the United States of America /حسب Cooper, James Fenimore, 1789-1851“...United States Politics and government....”
منشور في 1956
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79
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80