LEVETE, S. (2010). RESOURCES OUR WORLD: GLASS. S.CHAND PUBLISHING.
Chicago-čujuhus (17. p.)LEVETE, SARAH. RESOURCES OUR WORLD: GLASS. NEW DELHI: S.CHAND PUBLISHING, 2010.
MLA-čujuhus (9. p.)LEVETE, SARAH. RESOURCES OUR WORLD: GLASS. S.CHAND PUBLISHING, 2010.
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