TY  - BOOK
AU  - KIRAN, D.R. 
TI  - TEXTBOOK OF ENGINEERING ECONOMICS : THE PRINCIPLES AND APPLICATIONS 
SN  - 978-93-89354-76-8
U1  - 330 KIR 
PY  - 2021///
CY  - HYDERABAD
PB  - BSP BOOKS PVT. LTD. 
ER  -