TY  - BOOK
AU  - Bernardi Bernardo
TI  - Age class systems:  Social institutions and politic   
T2  - Cambridge Studies in Social Anthropology . 57
U1  - Y1.6.N8, M5 
PY  - 1985///
CY  - Cambridge
PB  - Cambridge University Press        
KW  - Scinentific method
N1  - Bibiliogaraphy P 174-81
ER  -