Coal in the United States: reserves, production, transportation, markets, export capability, supply reliability

저자

jt. prepared by Coal Exporters Association and

단체저자

Coal Exporters Association of the United States. | United States

발행사항

[Washington, D.C.] : U.S. Dept. of Commerce : For sale by Supt. of Docs., U.S. G.P.O., [1987]

형태사항

237 p. : ill., maps ; 28 cm

서지주기

Includes bibliographies

주제명

Coal trade - - United States