Lappe, F. M., Collins, J., & Kinley, D. (1981). Aid as obstacle: Twenty questions about our foreign aid and the hungry. Institute for Food and Development Policy.
Chicago-viite (17. p.)Lappe, Frances Moore, Joseph Collins, ja David Kinley. Aid as Obstacle: Twenty Questions About Our Foreign Aid and the Hungry. San Francisco: Institute for Food and Development Policy, 1981.
MLA-viite (9. p.)Lappe, Frances Moore, et al. Aid as Obstacle: Twenty Questions About Our Foreign Aid and the Hungry. Institute for Food and Development Policy, 1981.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.