GUPTA. (1992). INTRO. TO STATISTICAL METHODS. VIKAS PUB. HOUSE.
Chicago-čujuhus (17. p.)GUPTA. INTRO. TO STATISTICAL METHODS. VIKAS PUB. HOUSE, 1992.
MLA-čujuhus (9. p.)GUPTA. INTRO. TO STATISTICAL METHODS. VIKAS PUB. HOUSE, 1992.
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