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Topographic Mapping Manual of Compilation Specifications and Instructions
Canada. Surveys and Mapping Branch. Topographic Mapping Division
其他書名
Presentation of Map Features for 1: 25000, 1: 50000 and 1: 250000 Mapping
出版Surveys and Mapping Branch, Energy, Mines and Resources Canada, 1974
URLhttp://books.google.com.hk/books?id=KO6otAEACAAJ&hl=&source=gbs_api