Studies in sibling rivalry
[by] David M. Levy, M. D. ...
- [New York] The American orthopsychiatric association, 1937.
- 3 p. l., 5-96 p. ill.
- Research monographs, no. 2, American orthopsychiatric association .
- American Orthopsychiatric Association. Research monographs ; no. 2. .
Studies begun at the Institute for child guidance; reprinted from articles published in the American journal of orthopsychiatry. cf. p. [5]