00614nam a22001937a 450000500170000001000150001702000260003203500140005803700090007208200080008110000170008924500780010625000100018426000610019427000980025530000260035394200220037999900190040120250401130358.0  aENG-144340  a9789383837748c550.00  aEN-127872  bDBAD0421st  aKUMAR98003410aUNDERSTANDING DISCIPLINE AND SUBJECTS/ cDr. KUSUM, Dr. ARVIND KUMAR GILL  aFIRST  aNEW DELHIbVishwagayan Prakashan Sale Distributionc2019  aU-9, Subhash Park, Uttam Nagar,bNew Delhie110059k9899071610k9899521610makgpost@gmail.com  av, 171(Pb)c22 cm(Pb)  2ddccENmKUSe1st  c210593d210593