Schobert, Harold H., 1943-
Coal, the energy source of the past and future / Harold H. Schobert. - Washington, DC : American Chemical Society, 1987. - xiii, 298 p. : ill.
084121171X
90054108
Coal.
Coal, the energy source of the past and future / Harold H. Schobert. - Washington, DC : American Chemical Society, 1987. - xiii, 298 p. : ill.
084121171X
90054108
Coal.