000
00314 a2200133 4500
082
_a
155.9 BEC N7
100
_q
BECHTEL ROBERT B
245
_a
ENVIROMENT & BEHAVIOUR AN INTRODUCTION
250
_a
1997
260
_a
NEW DELHI
_b
SAGE PRAKASHAN
_c
1997
300
_b
679P.
650
_2
COMM.
942
_2
ddc
_c
TU
999
_c
302527
_d
302527