BARTHOLOMEW, D. J.1967. Stochastic Models for Social Processes. London: John Wiley and Sons .
2.
GLASS, D. V. (ed.). 1954. Social Mobility in Britain. London: Routledge and Kegan Paul .
3.
MATRAS, J.1960. Differential fertility, intergenerational occupational mobility and change in the occupational distribution: Some elementary relationships , Population Studies, 15: 187-197 .
4.
PRAIS, S. J.1955. Measuring social mobility , J. R. Statist. Soc. A, 118: 56-66 .