Linked Pair Alignments for the HRAF Quality Control Sample Universe

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1967 "The proposed HRAF probability sample," Behavior Science Notes 2: 70-80.

n.d.(a) " Hologeistic theory: a review," preliminary draft, March 1969 , unpublished manuscript.

n.d.(b) " An exact test of significance for Goodman and Kruskal's gamma," preliminary draft, March 1969, unpublished manuscript.

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Stevenson, Robert F. 1968 Population and political systems in tropical Africa, New York, Columbia University Press.

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White, Leslie A. 1959 The evolution of culture, New York, McGraw-Hill.

Wittfogel, Karl 1957 Oriental despotism, New Haven, Yale University Press.