Motion and time study /
Benjamin W. Niebel.
APA Citation
Niebel, B. W. (1988). Motion and time study. 8th ed. Homewood, Ill.: Irwin.
MLA Citation
Niebel, Benjamin W. Motion And Time Study. 8th ed. Homewood, Ill.: Irwin, 1988.
Warning: These citations may not always be complete (especially for serials).