TY  - CHAP
A1  - LeBras, H.
A1  - Wachter, K.W.
T1  - Living forbears in stable populations
Y1  - 1978
A3  - Wachter, K.W.
A3  - Hammel, E.A.
A3  - Laslett, P.
T2  - Statistical studies of historical social structure
CY  - New York
PB  - Academic Press

ER  -