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    Relationship between intelligence and size of family.F. W. Warburton - 1951 - The Eugenics Review 43 (1):36.
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    Relationship between the intelligence of technical college students and size of family.F. W. Warburton & E. C. Venables - 1956 - The Eugenics Review 47 (4):245.
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  3. Relationship between the intelligence of students and size of family.F. W. Warburton - forthcoming - The Eugenics Review.
     
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