000 00275nam a22001337a 4500
003 OSt
082 _a155.9 SIN
100 _aSingh, Rampal
245 _aParyavarniye Manovigyan
250 _a5th ed
260 _aAgra
_bAgarwal Pub.
_c2009
300 _a366p.
942 _2ddc
_cBK
999 _c4053
_d4053