TY  - BOOK
AU  - Agarahri Ravi P.
TI  - Science and technology: for civil services preliminary and main examinations 
SN  - 9789355326324
U1  - 600.76 
PY  - 2025///
CY  - Chennai
PB  - McGraw Hill Education
KW  - Science
KW  - Technology
ER  -