Sushil (Florida International University, Miami, USA) Gupta & Martin (Rollins College, Winter Park, Florida, USA) Starr 
Production and Operations Management Systems [PDF ebook] 

Since the beginning of mankind on Earth, if the 'busyness’ process was successful, then some form of benefit sustained it. The fundamentals are obvious: get the right inputs (materials, labor, money, and ideas); transform them into highly demanded, quality outputs; and make it available in time to the end consumer. Illustrating how operations relat