Allen, P. (1993). Food for the future: Conditions and contradictions of sustainability. John Wiley & Sons.
Chicago-viite (17. p.)Allen, Patricia. Food for the Future: Conditions and Contradictions of Sustainability. New York: John Wiley & Sons, 1993.
MLA-viite (9. p.)Allen, Patricia. Food for the Future: Conditions and Contradictions of Sustainability. John Wiley & Sons, 1993.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.