LeBoeuf, M. (1983). The Productivity challenge: How to make it work for America and you. McGraw hill.
Citazione stile Chigago Style (17a edizione)LeBoeuf, Michael. The Productivity Challenge: How to Make It Work for America and You. New York: McGraw hill, 1983.
Citatione MLA (9a ed.)LeBoeuf, Michael. The Productivity Challenge: How to Make It Work for America and You. McGraw hill, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.