Παραπομπή σε μορφή APA (7η εκδ.)

Dudley, N., Madeley, J., & Stolton, S. (1992). Land is life: Land reform and sustainable agriculture. Intermediate Technology : In association with Foundation Development and Peace.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Dudley, Nigel, John Madeley, και Sue Stolton. Land Is Life: Land Reform and Sustainable Agriculture. London: Intermediate Technology : In association with Foundation Development and Peace, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Dudley, Nigel, et al. Land Is Life: Land Reform and Sustainable Agriculture. Intermediate Technology : In association with Foundation Development and Peace, 1992.