000
00278nam a22001337a 4500
020
_a
0669050407
040
_c
rv
041
_h
english
082
_a
808.3
245
_a
Meeting challenges
260
_a
Toronto
_b
D.C Health and company
_c
1983
300
_a
512 p.
942
_c
EB
999
_c
11193
_d
11193