000 00582 a2200193 4500
005 20231204154020.0
008 231201b |||||||| |||| 00| 0 eng d
020 _a9789355325556
080 _a(079.1):5+6
_bAGR/S"2024" R
100 _aAgrahari, Ravi P.
245 _aScience and technology for civil services preliminary and main examinations
250 _a7th.ed
260 _bMc Graw Hill.
_c2024.
_aChennai.
300 _a634p.
653 _aCivil services examination
653 _aScience and technology
653 _aCompetitive examination guide
942 _cREF
999 _c112089
_d112088