Citazione Stile APA (7a Edizione)

Brinkerhoff, R. O., & Dressler, D. E. (1990). Productivity measeurement: :a guide for managers and evaluators. :Sage Publications.

Citazione stile Chigago Style (17a edizione)

Brinkerhoff, Robert O., e Dennis E. Dressler. Productivity Measeurement: :a Guide for Managers and Evaluators. London: :Sage Publications, 1990.

Citatione MLA (8a ed.)

Brinkerhoff, Robert O., e Dennis E. Dressler. Productivity Measeurement: :a Guide for Managers and Evaluators. :Sage Publications, 1990.