TY  - GEN
AU  -  VASAM,  SRINIVAS   
AU  -  RAO, K. JAGANNADHA
TI  - SUSTAINABLE ENGINEERING 
SN  - 9789350147146
U1  - 628 
PY  - 2025///
CY  - NEW DELHI
PB  - S. K. KATARIA & SONS
ER  -