APA-čujuhus (7. p.)
European Conference of Ministers of Transport. (2001). Vehicle emission reductions. OECD.
Chicago-čujuhus (17. p.)
European Conference of Ministers of Transport. Vehicle Emission Reductions. Paris, France: OECD, 2001.
MLA-čujuhus (9. p.)
European Conference of Ministers of Transport. Vehicle Emission Reductions. OECD, 2001.
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