NATURAL RESOURCE ECONOMICS:NOTES AND PROBLEMS
JON M.CONRAD COLIN W.CLARK1987 年出版231 页ISBN:
ECONOMICS:PRINCIPLES AND APPLICATIONS SECOND EDITION
ROBERT E.HALL AND MARC LIEBERMAN2001 年出版896 页ISBN:
Mathematical Programming:Structures and Algorithms
1979 年出版388 页ISBN:0471778869