APA (7th ed.) Zitazioa
Goodman, A., & Hirsch, L. (1986). Understanding elementary algebra: A course for college students. West.
Chicago Style (17th ed.) Zitazioa
Goodman, Arthur, eta Lewis Hirsch. Understanding Elementary Algebra: A Course for College Students. St. Paul: West, 1986.
MLA (9th ed.) Zitazioa
Goodman, Arthur, eta Lewis Hirsch. Understanding Elementary Algebra: A Course for College Students. West, 1986.
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