TY  - BOOK
TI  - _Managerial Economics .-7th ed. D N Dwivedi 
SN  - 9.7881259235e+012
AV  - HD30.22 .D69 2011  
CY  - New Delhi Vikas 2011 
KW  - _Economics
N1  - Includes index.; Includes index.
ER  -