Walker, R., & Johnston, H. A. (1967). The language of chemistry: Reading, writing and understanding equations. Prentice-Hall.
Citace podle Chicago (17th ed.)Walker, Ruth, a Helen A. Johnston. The Language of Chemistry: Reading, Writing and Understanding Equations. New Jersey: Prentice-Hall, 1967.
Citace podle MLA (9th ed.)Walker, Ruth, a Helen A. Johnston. The Language of Chemistry: Reading, Writing and Understanding Equations. Prentice-Hall, 1967.
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