Cita APA (7a ed.)

NIEBEL, B. W. (1993). Motion And Time Study. Irwin.

Cita Chicago Style (17a ed.)

NIEBEL, Benjamin W. Motion And Time Study. Irwin, 1993.

Cita MLA (8a ed.)

NIEBEL, Benjamin W. Motion And Time Study. Irwin, 1993.