00437nam a22001457a 4500008004100000020001800041040005500059080001100114100002300125245005500148246002000203260004500223300001000268650001300278230706b        |||||||| |||| 00| 0 eng d  a81-900926-4-2  aNational Science LibrarycNational Science Library  a5/6 N9  aVishnu Dutt,Sharma  a विज्ञान मुक्तावली  aVgyan Muktavali  aDelhi: bShodh Prakashan Academy, c1999  a334p.  aScience