1. BALES, R. F. , HARE, A. P. , and BORGATTA, E. F.'Structure and Dynamics of Small Groups: A review of four variables.' In J. F. Gittler (Ed.), Review of Sociology. New York: John Wiley & Sons , 1957, pp. 391-422.
2.
2. CLAUSEN, J. A.Sociology and the Field of Mental Health. New York: Russell Sage Foundation , 1956.
3.
3. DAvis, J. A. , FREEMAN, H. E. , and SIMMONS, O. G.'Rehospitalization and Performance Level among Former Mental Patients.'Soc. Prob., 1957, Vol. 5, pp. 37-44 .
4.
4. FREEMAN, H. E. , and SIMMONS, O. G.'Mental Patients in the Community: Family settings and performance levels.'Amer. sociol. Rev., 1958, Vol. 22, pp. 147-154 .
5.
5. FREEMAN, H. E. , and SIMMONS, O. G.'Wives, Mothers, and the Posthospital Performance of Mental Patients.'Soc. Forces, 1958.
6.
6. GROSS, N. , MASON, W. S. , and McEACHERN, A. W.Explorations in Role AnalysisNew York: John Wiley & Sons , 1958.
7.
7. SROLE, L.'Social Integration and Certain Corollaries: An exploratory study.'Amer. sociol. Rev., 1956, Vol. 21, pp. 709-716 .