Underground gasification of coal :
operation of multiple-path system /
by John P. Capp, Robert W. Lowe, and Everett F. House.

APA Citation

Capp, J. P., House, E. F., Lowe, R. W. (1961). Underground gasification of coal: operation of multiple-path system. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines.

MLA Citation

Capp, John P, Everett F House, and Robert W Lowe. Underground Gasification of Coal: Operation of Multiple-path System. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines, 1961.

Warning: These citations may not always be complete (especially for serials).