A preliminary survey ot the Transkei coast undertaken to identify Nature Conservation priorities and high density recreation areas 1977
Foreste, fauna, parchi nazionali e conseguenti sviluppi turistici in Somalia 1969 Clauser, Fabio | Dell'Oca, S. | Pavan, Mario |
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Programma di ricerca territoriale sulle aree naturali da proteggere 1971 Contoli, Longino | Palladino, Salvatore | Sebasti, Rinaldo |
Principal master plan for national parks and wildlife management : volume I of the 1983 master plans 1983 Clarke, John E. (John Ernest) |