APA-čujuhus (7. p.)
Siegel, A. F. (1997). Practical business statistics (3rd ed.). IRWIN.
Chicago-čujuhus (17. p.)
Siegel, Andrew F. Practical Business Statistics. 3rd ed. Chicago: IRWIN, 1997.
MLA-čujuhus (9. p.)
Siegel, Andrew F. Practical Business Statistics. 3rd ed. IRWIN, 1997.
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