APA-ийн эшлэл(7 дахь хэвлэлт)

KISHORE SWAPNA. (2001). SOFTWARE REQUIREMENTS AND ESTIMATION. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

KISHORE SWAPNA. SOFTWARE REQUIREMENTS AND ESTIMATION. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2001.

MLA -ийн эшлэл (9 дэх хэвлэлт)

KISHORE SWAPNA. SOFTWARE REQUIREMENTS AND ESTIMATION. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2001.