00542nam a22001815i 450000500170000001000130001702000260003003500130005603700140006908200080008310000200009124500740011126000270018527000570021230000430026949000260031270000220033820180807095723.0  aB-701212  a9789357940450c295.00  aB-701212  bDBADadpl  a5071 aGupta , Shikha 10aNational science Olympiad - 6 /cby Shikha Gupta and Shikha Nautiyal   bV & S Publishersc2016  aF-2/16, Ansari Road, Darya Ganj bNew Delhi e110002  a280p ;b24cm (pbk)  cIllus.eC.D.Rome  aThe Gen. X series v6  aNautiyal, Shikha