Tohutoro APA (7th ed.)
Hein, M. (1986). Foundations of college chemistry (6th ed.). Brooks/Cole Pub. Co..
Tohutoru Kātū Chicago (17th ed.)
Hein, Morris. Foundations of College Chemistry. 6th ed. Monterey, Calif.: Brooks/Cole Pub. Co., 1986.
Tohutoro MLA (9th ed.)
Hein, Morris. Foundations of College Chemistry. 6th ed. Brooks/Cole Pub. Co., 1986.
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