Bethlehem structural shapes.
APA Citation
Bethlehem Steel Company. (1928). Bethlehem structural shapes. Bethlehem, Pa.: Bethlehem Steel Co..
MLA Citation
Bethlehem Steel Company. Bethlehem Structural Shapes. Bethlehem, Pa.: Bethlehem Steel Co., 1928.
Warning: These citations may not always be complete (especially for serials).