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1
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2Published 1971Subjects: “...National parks and reserves....”
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3Published 1974Subjects: “...National parks and reserves Congresses....”
Conference Proceeding Book -
4Published 1991Subjects: “...National parks and reserves....”
Conference Proceeding Book -
5Published 1992Subjects: “...National parks and reserves Recreational use....”
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6Published 1975Subjects: “...National parks and reserves Oceania Congresses....”
Conference Proceeding Book -
7Published 1993Subjects: “...National parks and reserves Congresses....”
Conference Proceeding Book -
8Published 1976Subjects: “...National parks and reserves Africa, Eastern Congresses....”
Conference Proceeding Book -
9Published 1992Subjects: “...National parks and reserves Congresses....”
Conference Proceeding Book -
10by Emerton, L. (Lucy)Subjects: “...National parks and reserves Economic aspects....”
Published 2006
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11Published 1984Subjects: “...National parks and reserves Congresses....”
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12
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13by Lucas, P. H. C. (Percy Hylton C.), 1925-2000Subjects: “...National parks and reserves Government policy....”
Published 1992
Conference Proceeding Book -
14Published 1994Subjects: “...National parks and reserves Europe Management....”
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15Published 1986Subjects: “...National parks and reserves Tropics Congresses....”
Conference Proceeding Book