TY  - BOOK
AU  - Henderson,J.Vernon
AU  - Poole,William
TI  - Principles of economics
SN  - 0669144916
U1  - 330 22
PY  - 1991///
CY  - Lexington, Mass.
PB  - D.C. Heath
KW  - Economics
N1  - Includes bibliographical references and index
ER  -