TY - BOOK AU - Field,Barry C., x AU - x TI - Environmental economics: An introduction SN - 0071152733 U1 - 658.408/F453e PY - 1997/// CY - NewYork ; London PB - McGrawe-Hill KW - Enironmental economics KW - Enironmental developmint - Environmental aspercts N1 - Includes ER -