Buell, P., & Girard, J. (1994). Chemistry, an environmental perspective. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Buell, Phyllis, agus James Girard. Chemistry, an Environmental Perspective. Englewood Cliffs, N.J.: Prentice Hall, 1994.
Lua MLA (8ú heag.)Buell, Phyllis, agus James Girard. Chemistry, an Environmental Perspective. Prentice Hall, 1994.
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