TY  - BOOK
AU  - Samuelson,Paul A.
TI  - Economics: an introductory analysis 
SN  - 0070747415
U1  - 330 SAM 
PY  - 1997/// or 1998], c1948
CY  - New York
PB  - McGraw-Hill
N1  - Includes bibliographical references
ER  -