000
00341pab a2200145 454500
008
180718b1988 xxu||||| |||| 00| 0 eng d
100
_a
Seal, K.C.
245
_a
Role of statistics in evaluation studies
260
_c
1988
300
_a
17-18
362
_a
23 Jan.
650
_a
Operations Research
773
_a
Commerce
909
_a
14432
999
_c
14432
_d
14432