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A Socioeconomic Profile of the Northern Great Plains Coal Region
Paul R. Myers
Fred K. Hines
Jeff V. Conopask
出版
Department of Agriculture, Economics, Statistics, and Cooperatives Service
, 1978
URL
http://books.google.com.hk/books?id=rn0-AAAAYAAJ&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
