Citazione APA

(1988). Agricultural productivity: Measurement and explanation. Washington, D.C: Resources for the Future.

Stile di citazione Chicago

Agricultural Productivity: Measurement and Explanation. Washington, D.C: Resources for the Future, 1988.

Citazione MLA

Agricultural Productivity: Measurement and Explanation. Washington, D.C: Resources for the Future, 1988.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.