APA-čujuhus (7. p.)
Sobel, M. A., & Lerner, N. (1991). Algebra for college students (4th ed.). Prentice Hall.
Chicago-čujuhus (17. p.)
Sobel, Max A., juo Norbert Lerner. Algebra for College Students. 4th ed. Englewood Cliffs, NJ: Prentice Hall, 1991.
MLA-čujuhus (9. p.)
Sobel, Max A., juo Norbert Lerner. Algebra for College Students. 4th ed. Prentice Hall, 1991.
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