Unruh, J. D. (1988). Ecological aspects of site recovery under swidden-fallow management in the Peruvian Amazon.
Lua i Stíl Chicago (17ú heag.)Unruh, Jon D. Ecological Aspects of Site Recovery Under Swidden-fallow Management in the Peruvian Amazon. 1988.
Lua MLA (9ú heag.)Unruh, Jon D. Ecological Aspects of Site Recovery Under Swidden-fallow Management in the Peruvian Amazon. 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.