00473nam a22001817a 450000500170000002000180001704100130003508200170004810000290006524500330009425000110012726000450013830000090018365000340019270000170022670000270024370000210027020250601054923.0  a9789937754491  aEnglish   a570.724bPRA  aGhimire, Narayan Prasad   aPractical Biology Grade XII   a1st ed  aKathmandu bHeritage Publishers c2021AD  a228p  aScience, biology, experiment   aPaudel, Alok  aShrestha, Indira Devi   aDhakal, Navendu