000
00272nam a2200109Ia 4500
008
220201s1955 xx 000 0 eng d
100
_a
Vance, EP
245
0
_a
Unified algebra & trignometry
260
_b
Cambridge Addison Wesley Pub.
_c
1955
300
_a
320
942
_2
ddc
999
_c
70691
_d
70691