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Statistical power analysis for the behavioral sciences
Cohen, Jacob, (1977)
MODELLING SOCIETY : AN INTROD. TO LOGLINEAR ANALYSIS FOR SOCIAL RESEARCHERS
Gilbert, G. Nigel, (1981)
An introduction to survey research, polling, and data analysis
Weisberg, Herbert F., (1996)
An introduction to social research
Blalock, Hubert M., (1970)
Theory construction : from verbal to mathematical formulations
Blalock, Hubert M., (1969)
Toward a theory of minority-group relations
Blalock, Hubert M., (1967)