APA (7. basım) Alıntı

Niebbel, B. W. (1967). Motion and time study. 4th ed. R.D. Irwin.

Chicago Style (17. basım) Atıf

Niebbel, Benjamin W. Motion and Time Study. 4th Ed. Homewood, III.: R.D. Irwin, 1967.

MLA (9th ed.) Atıf

Niebbel, Benjamin W. Motion and Time Study. 4th Ed. R.D. Irwin, 1967.