Sunil Kumar singh creator Suman,R.P Sinha,Renu text Patna Lucent Publication 2021 monographic vp. 27cm(pbk) ill. by Sunil Kumar Singh , R.P. Suman and Renu Sinha 500 9789384761141 ENG-129772 ENG-145484 DBAD 20250620142208.0