Humidity :
a cyclic effect in coal mine roof stability /
by Raymond M. Stateham and Daryl E. Radcliffe.
APA Citation
Stateham, R. M., Radcliffe, D. E.. (1978). Humidity: a cyclic effect in coal mine roof stability. [Washington, D.C.]: Dept. of the Interior, Bureau of Mines.
MLA Citation
Stateham, Raymond M, and Daryl E. Radcliffe. Humidity: a Cyclic Effect In Coal Mine Roof Stability. [Washington, D.C.]: Dept. of the Interior, Bureau of Mines, 1978.
Warning: These citations may not always be complete (especially for serials).