000
00241nam a22001097a 4500
020
_a
0826922449
082
_a
510
_b
PRA
245
_a
Practical math
260
_a
USA:
_b
American Technical Publishers,
_c
1994.
300
_a
340p.
942
_c
BK
999
_c
153316
_d
153316