APA (7 ম সংস্করণ) উদ্ধৃতি

RAMANA B V. (2007). HIGHER ENGINEERING MATHEMATICS (15 TH ED.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

RAMANA B V. HIGHER ENGINEERING MATHEMATICS. 15 TH ED. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

RAMANA B V. HIGHER ENGINEERING MATHEMATICS. 15 TH ED. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2007.