000
00286nam a2200109Ia 45e0
008
181001s1972 xx 000 0 und d
100
_a
Verma & shukla
245
0
_a
Text book on trigonometry
260
_a
Allahabad
_b
Pothisala
_c
1972
300
_a
203
942
_2
ddc
_c
BK
999
_c
2132
_d
2132