00397nam a2200133Ia 4500008004100000020001800041040001700059082002700076100002700103245006600130260003200196300001000228650002500238190328s9999||||xx |||||||||||||| ||und||  a81-7016-429-X  aNITILcNITIL  221sta925.09542bA881V  aNautiyal, Durga Prasad 0aVaigyanikon ke vaigyanikbDr. Atma RamcDurga Prasad Nautiyal  aNew DelhibKitab Gharc1999  a250p.  aScientists-Biography