> Publishers' series
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10:
Guidelines for management planning of protected areas Lee Thomas and Julie Middleton
Gland: IUCN, 1998-
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10:
Guidelines for management planning of protected areas Lee Thomas and Julie Middleton
Gland: IUCN, 1998-
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1:
National system planning for protected areas main author: Adrian G. Davey
Gland: IUCN, 1998-