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« Gold Medal Award for Life Achievement in the Science of Psychology. », American Psychologist, vol. 69, no 5, , p. 477–479 (ISSN1935-990X, DOI10.1037/a0036917)
« Gold Medal Award for Life Achievement in the Science of Psychology. », American Psychologist, vol. 69, no 5, , p. 477–479 (ISSN1935-990X, DOI10.1037/a0036917)
(en) Arthur Allen, « Nature & Nurture When It Comes to Twins, Sometimes It's Hard To Tell the Two Apart », The Washington Post, (lire en ligne, consulté le ).