TY  - GEN
AU  - Mansfield, Edwin.
TI  - Principles of microeconomics
SN  - 0393092658
U1  - 330 MAN 
PY  - 1974///
CY  - New York : 
PB  - W W Norton Publishers
KW  - Microeconomics
N1  - Includes bibliographical references and index
ER  -