TY  - BOOK
AU  - Roberts K
AU  -  Clark S C
AU  -  Cook F G
TI  - Fragmenntary class structure
U1  - Y5.3.N, L7 
PY  - 1977///
CY  - London
PB  - Heinemann         
KW  - Social stratification
N1  - Bibliography 186-194p
ER  -