000
00292nam a2200121 a 4500
003
EIA
001
9399
942
_0
2
_2
ddc
_c
BK
245
_a
Theory and problems of plane and spherical trigonometry
260
_c
c1954
008
141112s1954 ck r 000 u spa d
082
_a
516.24
_b
A985t
999
_c
13182
_d
13182