(1984). Environmental guidelines for the diesel vehicle. Industry & Environment Office, United NationsEnvironment Programme.
Tohutoru Kātū ChicagoEnvironmental Guidelines for the Diesel Vehicle. [Paris?]: Industry & Environment Office, United NationsEnvironment Programme, 1984.
Tohutoro MLAEnvironmental Guidelines for the Diesel Vehicle. Industry & Environment Office, United NationsEnvironment Programme, 1984.
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