Born together--reared apart the landmark Minnesota twin study / [electronic resource] :
Nancy L. Segal.
- Cambridge, Mass. : Harvard University Press, 2012.
- vi, 410 p. : ill.
Includes bibliographical references and index.
Electronic reproduction. Palo Alto, Calif. : ebrary, 2011. Available via World Wide Web. Access may be limited to ebrary affiliated libraries.
Twins--Psychology--Research. Nature and nurture--Research.