TY  - BOOK
AU  - Wildt Albert R
AU  -  Ahtola Ollit
TI  - Analysis of covering, cover
T2  - Quantitative Applications in the Social Sciences; 12
U1  - B28, L8-;1 
PY  - 1978///
CY  - Beverly
PB  - Sage Pub        
N1  - Appendices 89-91p; Bibliography 88p
ER  -