Surface machinery and methods for oil-well pumping
by H.C. George.
APA Citation
George, H. Coulter. (1925). Surface machinery and methods for oil-well pumping. Washington: Govt. print. off..
MLA Citation
George, Harold Coulter, 1881-. Surface Machinery And Methods for Oil-well Pumping. Washington: Govt. print. off., 1925.
Warning: These citations may not always be complete (especially for serials).