Description
Item Description:Accompanied by Suppl. A. User related study of three Michigan rivers.--Suppl. B. Economic evaluation of the sport fishery of the Au Sable River, Michigan.--Suppl. C. Demand for and value of the sport fishery on the Au Sable, Jordan, and Red Cedar Rivers.
Physical Description:4 volumes : illustrations diagrams maps, plates. ; 28 cm.
Bibliography:Includes bibliographies.