APA-ийн эшлэл(7 дахь хэвлэлт)

Allen, A., & Worsley, P. (1971). Two blades of grass: Rural cooperatives in agricultural modernization. Manchester University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Allen, Ann, ба Peter Worsley. Two Blades of Grass: Rural Cooperatives in Agricultural Modernization. [Manchester, Eng.]: Manchester University Press, 1971.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Allen, Ann, ба Peter Worsley. Two Blades of Grass: Rural Cooperatives in Agricultural Modernization. Manchester University Press, 1971.