Bouchard TJ Jr, Lykken DT, McGue M, Segal NL, Tellegen A. (1990). Sources of human psychological differences: the Minnesota Study of Twins Reared Apart. Science. 250(4978): 223—8. doi:10.1126/science.2218526. PMID2218526.
Bouchard TJ Jr, Lykken DT, McGue M, Segal NL, Tellegen A. (1990). Sources of human psychological differences: the Minnesota Study of Twins Reared Apart. Science. 250(4978): 223—8. doi:10.1126/science.2218526. PMID2218526.