APA-viite

Hoàng, H. A study of evaluating CO2 emissions reduction by applying eco action 21 program at small & medium enterprises in DaNang city.

Chicago-tyylinen lähdeviittaus

Hoàng, Hải. A Study of Evaluating CO2 Emissions Reduction By Applying Eco Action 21 Program At Small & Medium Enterprises in DaNang City.

MLA-viite

Hoàng, Hải. A Study of Evaluating CO2 Emissions Reduction By Applying Eco Action 21 Program At Small & Medium Enterprises in DaNang City.

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