APA-referens (7:e uppl.)
Berry, S. (1993). No condition is permanent: The social dynamics of agrarian change in sub-Saharan Africa. University of Wisconsin Press.
Chicago-referens (17:e uppl.)
Berry, Sara. No Condition Is Permanent: The Social Dynamics of Agrarian Change in Sub-Saharan Africa. Madison, Wis.: University of Wisconsin Press, 1993.
MLA-referens (9:e uppl.)
Berry, Sara. No Condition Is Permanent: The Social Dynamics of Agrarian Change in Sub-Saharan Africa. University of Wisconsin Press, 1993.
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