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Economics and Episodic Disease: The Benefits of Preventing a Giardiasis Outbreak
51,99 $
41,07 $
Energy Development in the Southwest: Problems of Water, Fish and Wildlife in the Upper Colorado River Basin
66,99 $
53,59 $
Environmental Quality Management: An Application to the Lower Delaware Valley
44,95 $
31,69 $
Energy Development in the Southwest: Problems of Water, Fish, and Wildlife in the Upper Colorado River Basin
29,99 $
16,19 $
Economics and Episodic Disease: The Benefits of Preventing a Giardiasis Outbreak
49,95 $
39,46 $
Energy Development in the Southwest: Problems of Water, Fish and Wildlife in the Upper Colorado River Basin
64,95 $
51,96 $
Environmental Quality Management: An Application to the Lower Delaware Valley
49,99 $
39,49 $
Energy Development in the Southwest: Problems of Water, Fish, and Wildlife in the Upper Colorado River Basin
28,95 $
15,63 $
