000 00314 a2200133 4500
082 _a155.9 BEC N7
100 _qBECHTEL ROBERT B
245 _aENVIROMENT & BEHAVIOUR AN INTRODUCTION
250 _a1997
260 _aNEW DELHI
_bSAGE PRAKASHAN
_c1997
300 _b679P.
650 _2COMM.
942 _2ddc
_cTU
999 _c302527
_d302527