00318nam a2200121 a 450000500170000008200150001710000190003211000080005124500350005926000410009430000230013563000380015820251203091555.0  a511.5bKUL  aKulli, V R.d_  a110  aRecent studies in graph theory  aGulbargabVishwa Internationalc1989  a236 p.c22 cm.bHB  aTheory and construction of graphs