TY  - BOOK
AU  - United State, Government Of .... Commerce (Department Of-) Census (Bareau Of-)
ED  - United State, Government Of .... Commerce (Department Of-) Census (Bareau Of-)
TI  - Pocket data book
U1  - Sigma.73s, K9 
PY  - 1969///
CY  - Washington
PB  - Government Printing Office        
KW  - Social Science
ER  -