Choppin, G. R., Jaffe, B., & Young, J. A. (1966). Teacher's guide to Chemistry: Science of matter, energy, and change. Silver Burdett.
Lua i Stíl Chicago (17ú heag.)Choppin, Gregory R., Bernard Jaffe, agus Jay A. Young. Teacher's Guide to Chemistry: Science of Matter, Energy, and Change. Morristown, N.J.: Silver Burdett, 1966.
Lua MLA (8ú heag.)Choppin, Gregory R., et al. Teacher's Guide to Chemistry: Science of Matter, Energy, and Change. Silver Burdett, 1966.
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