Allen, A., & Worsley, P. (1971). Two blades of grass: Rural cooperatives in agricultural modernization. Manchester University Press.
Chicago-viite (17. p.)Allen, Ann, ja Peter Worsley. Two Blades of Grass: Rural Cooperatives in Agricultural Modernization. [Manchester, Eng.]: Manchester University Press, 1971.
MLA-viite (9. p.)Allen, Ann, ja Peter Worsley. Two Blades of Grass: Rural Cooperatives in Agricultural Modernization. Manchester University Press, 1971.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.