Swokowski, E. W. (1986). Fundamentals of algebra and trigonometry (6th ed.). Prindle, Weber & Schmidt.
Chicago-čujuhus (17. p.)Swokowski, Earl W. Fundamentals of Algebra and Trigonometry. 6th ed. Boston: Prindle, Weber & Schmidt, 1986.
MLA-čujuhus (9. p.)Swokowski, Earl W. Fundamentals of Algebra and Trigonometry. 6th ed. Prindle, Weber & Schmidt, 1986.
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