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1أخبار
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المؤلفون: Odum, Marvin (AUTHOR), Sastry, Ann Marie (AUTHOR), Farrell, Thomas (AUTHOR), McDonough, William (AUTHOR)
المصدر: Wall Street Journal - Eastern Edition. 3/26/2013, Vol. 261 Issue 70, pR4-R4. 1p.
مصطلحات موضوعية: *RENEWABLE energy sources, LITERARY excerpts
People: ODUM, Marvin, 1958-