Wallapak Polasub. 2005. Natural resource damage policy : political economy and optimal assessment accuracy. Field of Study Agricultural and Consumer Economics, University of Illinois at Urbana-Champaign;
Wallapak Polasub. (2005) Natural resource damage policy : political economy and optimal assessment accuracy . University of Illinois at Urbana-Champaign/Urbana.
Wallapak Polasub. Natural resource damage policy : political economy and optimal assessment accuracy. . Urbana:University of Illinois at Urbana-Champaign, 2005.
Wallapak Polasub. (2005) Natural resource damage policy : political economy and optimal assessment accuracy . University of Illinois at Urbana-Champaign/Urbana.