NIEBEL, B. W. (1993). Motion And Time Study. Irwin.
Chicago Style (17th ed.) CitationNIEBEL, Benjamin W. Motion And Time Study. Irwin, 1993.
MLA引文NIEBEL, Benjamin W. Motion And Time Study. Irwin, 1993.
警告：這些引文格式不一定是100％准確.
APA引文