TY  - BOOK
AU  - Preston, Samuel H.
AU  - Keyfitz, Nathan,
AU  - Schoen, Robert
TI  - Causes of death: life tables for national population 
U1  - 312 PRE 
PY  - 1972///
CY  - New York
PB  - Seminar Press
KW  - Mortality
N1  - Includes bibliographies
ER  -