00422cam a2200157ua 45000010005000000080039000050400009000440820008000531000039000612450052001002500009001522600048001613000017002096530014002266530024002402254110806n        ii  |||gr||||Z||||||eng  cMAIN  a370  aBandyapadhyya, Goramohan,eAuthor.1 aUnnat siksha tattvacby Goramohan Bandyapadhyya  a1st.  aKolkata:bModern book agency pvt. ltd.,963.  a426p:c23cm.  aEducation  aUnnat siksha tattva