BAILYN, L. (1970). Career and family orientations of husbands and wives in relation to marital happiness . Hum. relat.23, 97-113 .
2.
BLAUNER, R. (1960). Work satisfaction and industrial trends in modern society. In: Galenson, W. & Lipset, S. M. (eds), Labor and trade unionism. New York: John Wiley & Sons .
3.
BRADBURN, N. M. & CAPLOVITZ, D. (1965). Reports on happiness, Chicago: Aldine .
4.
DOHRENWEND, B. P. & DOHRENWEND, B. S. (1969). Social status and psychological disorder. New York: Wiley-Interscience .
5.
DUBIN, R. (1963). Industrial workers' worlds: a study of the 'central life interests' of industrial workers. In: Smigel, e. O. (ed.), Work and leisure. New Haven: College and University Press .
6.
ETZIONI, A. (1968). The active society. New York: The Free Press .
7.
HAAVIO-MANNILA, E. (1967). Sex differentiation in role expectations and performance . J. marriage and the family29, 568-578 .
8.
HAAVIO-MANNILA, E. (1968). Suomalainen nainen ja mies (Finnish woman and man). Porvoo: Werner Soderstr6m Oy .
9.
HAAVIO-MANNILA, E. (1970). Sex differences in satisfaction Research reports, Institute of Sociology, University of Helsinki153-153.
10.
HAAVIO-MANNILA, E. & SUOLINNA, K (1967). Rajan vaikutus Tornionlaak-son erilaistumiseen (Influence of a national boundary on the differentiation of Tornio river valley). Research reports, Institute of Sociology, University of Helsinki86-86.
11.
ORZAK, L. H. (1963). Work as a 'central life interest' of professionals. In: Smigel, E. O. (ed.), Work and leisure. New Haven: College and University Press .
12.
ROTH, J. & PECK, R. F. (1963). Social class and social mobility factors related to marital adjustment. In: Winch, R. F. , McGinnis, R. & Barringer, H. R. (eds), Selected studies in marriage and the family. New York: Holt, Rinehart & Winston .
13.
SUNDBLAD, A. (1965). Avioliiton pysyvyys suomalaisessa ybteiskunnassa (Stability of marriage in the Finnish society). Unpublished master's thesis in sociology, University of Helsinki.
