Tohutoro APA (7th ed.)
Hackert, A. F. (1989). College algebra. Harcourt brace jovanovich.
Tohutoru Kātū Chicago (17th ed.)
Hackert, Adelbert F. College Algebra. San diego: Harcourt brace jovanovich, 1989.
Tohutoro MLA (9th ed.)
Hackert, Adelbert F. College Algebra. Harcourt brace jovanovich, 1989.
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