00382nam a22001217a 450000500170000001000170001702000260003403700310006024500400009126000500013127000500018130000290023120230620113222.0  aCHEN 25.5.23  a9788131958728c550.00  bB.Jain Publishers (P) Ltd.  aChildren's Encyclopedia:bScience /  aNoida, U.P.bB.Jain Publishers (P) Ltd.c202?  aD-157, Sector 63, Noida bNoida, U.P.e201307  a120p.bcol.illc28cm(Hb)