APA-čujuhus (7. p.)
Kibel, P. S. (2002). Awkward evolution: Citizen enforcement at the North American Environmental Commission. Environmental Law Institute.
Chicago-čujuhus (17. p.)
Kibel, Paul Stanton. Awkward Evolution: Citizen Enforcement at the North American Environmental Commission. Washington, D.C.: Environmental Law Institute, 2002.
MLA-čujuhus (9. p.)
Kibel, Paul Stanton. Awkward Evolution: Citizen Enforcement at the North American Environmental Commission. Environmental Law Institute, 2002.
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