APA aipamena

Niebel, B. W. (1958). Motion and time study: An introduction to methods, time study and wage payment. Irwin.

Chicago Style aipamena

Niebel, Benjamin W. Motion and Time Study: An Introduction to Methods, Time Study and Wage Payment. Homewood, IL: Irwin, 1958.

MLA aipamena

Niebel, Benjamin W. Motion and Time Study: An Introduction to Methods, Time Study and Wage Payment. Irwin, 1958.