TY  - BOOK
AU  - Conrad,Jon M.
AU  - Clark,Colin W.
TI  - National Resource Economics: : Notes and Problems 
U1  - 330 
PY  - 1991///
CY  - New York: 
PB  - Cambridge University Press, 
KW  - Economic Problem (অর্থনৈতিক সমস্যা)
N1  - Include Bibliographical References and Index
ER  -