LeBOEUF, M. (1982). The productivity challenge: How to make it work forAmerica and you. McGraw-Hill.

LeBOEUF, Michael. The Productivity Challenge: How to Make It Work ForAmerica and You. New York: McGraw-Hill, 1982.

LeBOEUF, Michael. The Productivity Challenge: How to Make It Work ForAmerica and You. McGraw-Hill, 1982.