TY  - BOOK
AU  - Shryock, Henry S.
AU  - Siegel, Jaob S.
TI  - The Methods and Materials of Demography
SN  - 0126411506
U1  - 304.6 23
PY  - 1967///
CY  - New York
PB  - The academic press
KW  - Demography
N1  - Includes bibliographical references and indexes
ER  -