Cita APA (7th ed.)

(2015). Thünen working paper. Johann Heinrich von Thünen-Institut.

Cita Chicago (17th ed.)

Thünen Working Paper. Braunschweig: Johann Heinrich von Thünen-Institut, 2015.

Cita MLA (8th ed.)

Thünen Working Paper. Johann Heinrich von Thünen-Institut, 2015.