Allen, A., & Worsley, P. (1971). Two blades of grass: Rural cooperatives in agricultural modernization. Manchester University Press.
Lua i Stíl Chicago (17ú heag.)Allen, Ann, agus Peter Worsley. Two Blades of Grass: Rural Cooperatives in Agricultural Modernization. [Manchester, Eng.]: Manchester University Press, 1971.
Lua MLA (9ú heag.)Allen, Ann, agus Peter Worsley. Two Blades of Grass: Rural Cooperatives in Agricultural Modernization. Manchester University Press, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.