APA-viite (7. p.)
Lutz, E., Pagiola, S., & Reiche, C. The costs and benefits of soil conservation: The farmer's viewpoint.
Chicago-viite (17. p.)
Lutz, Ernst, Stefano Pagiola, ja Carlos Reiche. The Costs and Benefits of Soil Conservation: The Farmer's Viewpoint.
MLA-viite (9. p.)
Lutz, Ernst, et al. The Costs and Benefits of Soil Conservation: The Farmer's Viewpoint.
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