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105 pp. Tables, maps, appendices, glossary, bibliography.
9 pp.
141 pp. Tables, maps, appendices, references, bibliography.
154 pp. Tables, figures, references, appendices, glossary.
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246 pp. Tables, maps, references, appendices.
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426 pp. Abstract, tables, maps, references, glossary, appendices, index, illus.
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6 pp. Map.