Handbook for social studies teaching: the Association of Teachers of Social Studies;
Hilt, Rinehart and Winston, 1967
 Buku Teks
Wismer, Robert K., author
Qualitative analysis with ionic equilibrium
Macmillan, 1991
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Whitten, Kenneth W., author
General chemistry with qualitative analysis
Saunders College, 1992
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Kemp, William
Qualitative organic analysis
McGraw-Hill, 1979
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Vogels qualitative inorganic analysis
Longman, 1998
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