APA-čujuhus (7. p.)
Hagman, R., & Selvig, E. (2007). Environmentally friendly vehicles: Experiences and definitions. Nordic Council of Ministers.
Chicago-čujuhus (17. p.)
Hagman, Rolf, juo Eivind Selvig. Environmentally Friendly Vehicles: Experiences and Definitions. Copenhagen: Nordic Council of Ministers, 2007.
MLA-čujuhus (9. p.)
Hagman, Rolf, juo Eivind Selvig. Environmentally Friendly Vehicles: Experiences and Definitions. Nordic Council of Ministers, 2007.
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