000
00212 a2200109 4500
082
_a
691.3
_b
Ut8
245
1
_a
RESEARCH BULLETIN
260
_a
_b
_c
19-
300
_a
v.
964
_g
CIRC
997
_a
34752 v. 4 C
999
_c
455823
_d
455823