000 00510nam a22001697i 4500
001 SXC034974
005 20260819093943.0
008 260101s2019 ii 000 0 eng d
082 _a363.7 LOH.K-P4
_222
100 _aLohithakshan, A K
245 1 0 _aParisthithi Niyamangal /
_cLohithakshan, A K
250 _a4 ed.
260 _a
_bKerala Bhasha Institute, Trivandrum,
_c2019
300 _ap. ;
_c22 cm.
650 0 _aEnvironmental problems & services; Social problems & services
999 _c26157
_d26157