Central Library , Vidyasagar University Search for 'su:{Mathematics} and au:Biswal, Purna Chandra.'

Discrete mathematics and graph theory /

By Biswal, Purna Chandra.. New Delhi : PHI Learning , 2005 . xviii,730p. : 23cm.. 9788120350618

By Biswal, Purna Chandra.. New Delhi : PHI Learning , 2013 . xviii,689p. : 24cm . . 9788120346918

By Biswal, Purna Chandra.. Chennai : Scitech Publications (India) , 2009 . verius pag. : 23cm . . 9788183711821

By Biswal, Purna Chandra.. New Delhi : PHI Learning , 2009 . 490p. : 24cm. 9788120338807

By Biswal, Purna Chandra.. New Delhi : Prentice Hall of India , 2005 . x,364p. ; 24cm..