KISHORE SWAPNA. (2001). SOFTWARE REQUIREMENTS AND ESTIMATION. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Chicago-čujuhus (17. p.)KISHORE SWAPNA. SOFTWARE REQUIREMENTS AND ESTIMATION. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2001.
MLA-čujuhus (9. p.)KISHORE SWAPNA. SOFTWARE REQUIREMENTS AND ESTIMATION. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2001.
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