TY  - BOOK
AU  - Samuelson, Paul A.
AU  -  Nordhaus, William D.
TI  - Economics
SN  - 0-70545618
AV  - HB171.5.S25 
CY  - New York
KW  -  Demography
KW  -  Economic theory
KW  - Economics
KW  - Social Sciences
ER  -