Units in sheet metal work
[by] Robert E. Smith, edited by E.H. Mattingly.
APA Citation
Smith, R. Ernest., Mattingly, E. Harold. (1939). Units in sheet metal work. Wichita, Kan.: The McCormick-Mathers Pub. Co..
MLA Citation
Smith, Robert Ernest, 1879-, and Eugene Harold Mattingly. Units In Sheet Metal Work. Wichita, Kan.: The McCormick-Mathers Pub. Co., 1939.
Warning: These citations may not always be complete (especially for serials).