COBB, A. (2007). CHEMISTRY MATTER'S: CHEMISTRY IN ACTION. BROWN REFERENCE GROUP.
Chicago-čujuhus (17. p.)COBB, ALLAN.B. CHEMISTRY MATTER'S: CHEMISTRY IN ACTION. LONDON: BROWN REFERENCE GROUP, 2007.
MLA-čujuhus (9. p.)COBB, ALLAN.B. CHEMISTRY MATTER'S: CHEMISTRY IN ACTION. BROWN REFERENCE GROUP, 2007.
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