000
00295nam a2200121Ia 4500
008
221001s1970 xx 000 0 eng d
082
_a
519.5 TAN (H)
100
_a
Tandon, B. N.
245
0
_a
Vyavaharik lekha priksha
260
_a
New Delhi
_b
S. Chand
_c
1970
300
_a
655p.
942
_2
ddc
_c
BK
999
_c
1253
_d
1253