Citazione Stile APA (7a Edizione)

Bluffstone, R., & Köhlin, G. (2011). Agricultural investment and productivity: Building sustainability in East Africa. RFF Press.

Citazione stile Chigago Style (17a edizione)

Bluffstone, Randall, e Gunnar Köhlin. Agricultural Investment and Productivity: Building Sustainability in East Africa. Washington, D.C: RFF Press, 2011.

Citatione MLA (9a ed.)

Bluffstone, Randall, e Gunnar Köhlin. Agricultural Investment and Productivity: Building Sustainability in East Africa. RFF Press, 2011.