Levin, R., & Kirkpatric. (1975). Quantitative approaches to managment. McGraw Hill.
Dyfyniad Arddull ChicagoLevin, Richard, and Kirkpatric. Quantitative Approaches to Managment. McGraw Hill, 1975.
Dyfyniad MLALevin, Richard, and Kirkpatric. Quantitative Approaches to Managment. McGraw Hill, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.