Ngā kupu hautoa kōpae

Tohutoro APA (7th ed.)
ebrary, Inc, & Bergmann, D. M. (2009). Energy efficiency research. Nova Science Publishers.
Tohutoru Kātū Chicago (17th ed.)
ebrary, Inc, me David M. Bergmann. Energy Efficiency Research. New York: Nova Science Publishers, 2009.
Tohutoro MLA (9th ed.)
ebrary, Inc, me David M. Bergmann. Energy Efficiency Research. Nova Science Publishers, 2009.
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