00496nam a22001937a 4500 20251217110143.0 251217b |||||||| |||| 00| 0 eng d 9781461445289 eng 511.5 BAL/A Balakrisnan,R A Textbook of Graph Theory University Text / R Balakrishnan 2nd Ed. London: Springer, 2012. xii,292p. Graph Theory Ranganathan,K BK 43155 43155