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105 pp. Tables, maps, appendices, glossary, bibliography.
9 pp.
141 pp. Tables, maps, appendices, references, bibliography.
246 pp. Tables, maps, references, appendices.
16 pp.
426 pp. Abstract, tables, maps, references, glossary, appendices, index, illus.
7 pp.
6 pp. Map.
21 pp. Tables, maps.
23 pp. Tables, maps.