000
00311nam a2200133Ia 4500
008
240913s9999||||xx |||||||||||||| ||und||
082
_a
GS 516.242 LON/P
100
_a
SL Loney
245
0
_a
Plane trigonometry
250
_a
NULL
260
_b
AITBS Publishers
_a
Delhi
_c
1991
300
_a
212p
942
_c
BKS
999
_c
1900
_d
1900