Foresta, Ronald A., 1944- America's national parks and their keepers / Ronald A. Foresta. - Washington, D.C. : [Baltimore] : Resources for the Future ; Distributed by Johns Hopkins University Press, c1984. - xiv, 382 p. : ill. ; 24 cm. Includes index. Bibliography: p. 357-370. ISBN: 0915707020 0915707039 (pbk.) LCCN: 83043262 Subjects--Corporate Names: United States. National Park Service. Subjects--Topical Terms: National parks and reserves--United States. LC Class. No.: SB482.A4 / F67 1984 Dewey Class. No.: 333.78/3/0973